The FBI said Friday it will respond to questions from Congress on the use of FBI aircraft amid allegations that Attorney General Eric Holder is among officials who "may have used FBI planes for his own travel when aircraft were needed for FBI operations."
Law enforcement officials are concerned about possible violence by anarchist extremists at the upcoming Republican and Democratic national conventions, according to an intelligence bulletin prepared by the FBI and Department of Homeland Security.
Officials are on alert as anarchists threaten to shut down both National Conventions. CNN's Jill Dougherty reports.
The FBI has ended its on-scene investigation of the Sikh Temple shooting in suburban Milwaukee over the weekend, local police said on Thursday.
Authorities stopped draining a lake here on Thursday as authorities awaited FBI divers and sonar probes to help find two young cousins missing for nearly a week.
Federal agents raided City Hall in New Jersey's capital on Thursday, one day after they swarmed the home of the city's mayor, his brother and a campaign supporter.
Undercover FBI agents in Florida found what investigators believe is a stolen Henri Matisse painting that had been missing for nearly a decade, officials said Wednesday.
The FBI says it has launched an investigation into the discovery of sewing needles in four turkey sandwiches on separate Delta Air Lines flights from Amsterdam to the United States.
The FBI and Justice Department are undertaking a broad review of thousands of criminal cases to see if any defendants were wrongly convicted based on faulty forensic analysis. An FBI official said Thursday the issue is whether in some cases FBI experts went too far in trial testimony and drew more conclusions than existing scientific techniques could support.
Thousands are facing an Internet blackout. The FBI is warning computer users of a damaging virus.
It's been impossible to go online or turn on a TV Monday without seeing all the breathless chatter about the "Doomsday" for the Internet, when hundreds of thousands of people were expected to abruptly lose their connection to the world's computer brain.
Hundreds of thousands of Internet users whose computers are infected with a particularly nasty virus are now unable to access the Web.
The FBI says a three day law sweep targeting teenage prostitution rescued 79 children and arrested 104 suspected pimps.
During a three-day law enforcement sweep targeting the problem of teenage prostitution, officers rescued 79 children and arrested 104 alleged pimps, the FBI announced Monday.
Federal investigators say they have joined Cleveland Police in their search for a serial rapist, thought to be linked to four rapes and a homicide dating back to 1996.
Violent crime dropped nationwide last year, continuing a downward trend of more than a decade, new FBI statistics show.
The FBI has launched an investigation into apparent leaks of classified information involving a cyberwarfare program against Iran, a U.S. official said Wednesday.
The FBI has added an alleged murderer and rapist to its Ten Most Wanted Fugitives list. Fidel Urbina, a 37-year-old former Chicago resident was named to the roster Tuesday.
A 24-year-old Canadian man will probably face federal charges after allegedly rushing to the front of an American Airlines aircraft after it landed in Miami on Friday, the FBI said.
Jessica Yellin and Bob Lenzner discuss the huge JPMorgan Chase loss, new investigations, and the company's CEO.
Federal agents have been stymied in their long search for a man who mails envelopes containing white powder and usually a message of some kind.
A former supervisory FBI agent has been arrested and jailed on child pornography charges.
Seventy-two law enforcement officers in the U.S. were slain in the line of duty in 2011, an increase of 16 over the previous year, according to an FBI report released Monday. The report does not include reasons for the rise.
Alina Cho gives the latest on missing FBI agent Stephen Ivens who was last seen Thursday night by his wife.
A search continued early Monday for a missing FBI agent from Burbank, California, whom authorities have described as suicidal and possibly carrying a handgun.
If you're traveling abroad, your laptop could be attacked. That much, is certain, according to the U.S. Federal Bureau of Investigation, which warned this week that hackers are "targeting travelers abroad through pop-up windows while establishing an internet connection in their hotel rooms."
The FBI said Monday night that a Tennessee mother and her 14-year-old daughter are dead, though the man they believe abducted them -- along with two other daughters -- remains at large.
The FBI is searching for Adam Mayes, who's considered a suspect in the abduction of a mother and her three daughters.
The Louisiana State Police said Tuesday that they have joined the FBI in investigating allegations that New Orleans Saints General Manager Mickey Loomis had the ability to eavesdrop on opposing coaches for nearly three seasons.
A fugitive accused of stealing $2 million from an armored truck he was driving and killing his partner was caught early Tuesday in Florida, according to the FBI.
In the wake of a multi-million-dollar online scam, more than 300,000 computer users worldwide could find themselves without Web access this summer.
A former private school teacher and camp counselor facing child pornography charges was added to the FBI's Ten Most Wanted Fugitives list Tuesday.
The alleged murder of 16 Afghan civilians by a U.S. soldier could spur retaliatory violence in the United States, a law enforcement advisory by the FBI and Department of Homeland Security warned.
The NCAA says it has contacted the FBI after point-shaving allegations were lodged against Auburn University's men's basketball program.
The FBI offered a $1 million reward Tuesday for information leading to the safe return of former Special Agent Robert Levinson, who vanished in 2007 from Kish Island, a resort area in Iran.
Cybercriminals are becoming a threat that rivals terrorist groups like al Qaeda, according to the nation's top law enforcement official.
The FBI on Monday unveiled a videotaped message from the actor who played the infamous fictional insider trader Gordon Gekko to help bolster a wide-ranging attack on financial crimes.
Michael Douglas appears in a public service announcement to help the FBI in a financial crimes campaign.
A dispute between federal immigration agents that left one of them dead and another injured in southern California prompted the head of the Immigration and Customs Enforcement agency to travel to the scene on Friday.
A New York teacher's aide previously accused of distributing child pornography has been arrested again, this time on a charge of making such pornography, possibly on school grounds.
The loose organization of hackers known as Anonymous released Friday a recording of a telephone call between the FBI and Scotland Yard that it said it recorded surreptitiously.
Hacker group "Anonymous" has claimed responsibility for posting a 16-minute phone call between the two agencies online.
The Philippine military said it killed a man who is on the FBI most-wanted terror list and two other senior militants Thursday in a predawn airstrike on a remote southern island.
"Hacktivist" collective Anonymous on Thursday took credit for taking down U.S. Department of Justice, FBI and entertainment company websites, following arrests in one of the federal government's largest anti-piracy crackdowns.
The Justice Department announced Friday it is revising a decades-old definition of rape to expand the kinds of offenses that constitute the crime and for the first time, include men as victims.
An FBI agent drowned Thursday in Puerto Rico while trying to save a swimmer, the FBI announced Friday.
December holiday shoppers were not just interested in buying the hottest electronics and toys -- they also were purchasing record numbers of guns, according to the latest FBI figures on background checks required to buy firearms.
The FBI's new system intended to streamline the electronic handling of evidence and documents is making progress toward completion, though concerns remain about its budget and whether it will meet its target deployment date, the Justice Department's internal watchdog said Friday.
The FBI and federal prosecutors are investigating how some $600 million of MF Global customers' money has gone missing, CNN learned Tuesday from sources close to the probe.
The number of violent crimes in the United States decreased in the first six months of the year, continuing a downward trend, according to preliminary data released Monday by the FBI.
The other week, we covered the difference between searching and stalking online. We dusted off our hands, satisfied with our ample labors, and just as we were about to sink into the deep cave of hibernation/suspended animation that we enter between columns, we received the following inquiry:
Spotlights are shining brightly on Louis Freeh's law firm as the former FBI director opens his investigation into how Penn State University officials handled child sex abuse allegations against a former football coach.
A Georgia pediatrician was arrested Thursday and charged in federal court with possession and receipt of child pornography, the FBI announced.
On the 10th anniversary of the anthrax attacks, Joe Johns reports on the FBI's hunt for a rogue scientist.
CNN's Kyra Phillips talks with John Morton about the FBI's investigation into Cyber Monday scams.
The mayor of Taylorsville, Georgia, was arrested by the FBI after attempting to meet with a minor to have sex, authorities said Friday.
Criminal gang membership increased as much as 40 percent in the United States during the past three years, according to an FBI report released Friday.
The son of a former Los Angeles fire chief was arrested this week and is accused of bribing an airport official to help smuggle marijuana through Los Angeles International airport., authorities said.
The FBI was investigating after a dead newborn baby was found onboard a Carnival cruise ship, authorities said Sunday.
A suspicious object found Thursday near the reflecting pool at the U.S. Capitol was determined to be a sewer cleaning nozzle, police and the FBI said.
The FBI interrogator who bluffed al Qaeda detainees into giving up significant intelligence began his career in an unusual way.
Newly released FBI documents say a person's name could be on the U.S. government's terror watch list even if terror charges have been dismissed or if the person has been acquitted in a trial.
They search the ocean depths hunting for evidence left by predators deadlier than great white sharks.
The FBI forms an elite team of divers to search for terrorism clues. CNN's John Zarrella reports.
He had been on the run for four decades. He escaped from prison when Richard Nixon was in the White House, joined the Black Liberation Army in Detroit, hijacked a plane and (in)famously demanded that FBI agents deliver ransom money in bathing suits. And they did.
Violent crime in the United States declined 6% last year, according to statistics compiled by the FBI and released Monday.
FBI agents, acting with inspectors from the Department of Energy, raided the offices of solar panel maker Solyndra on Thursday, just days after the DOE-backed company filed for bankruptcy.
FBI agents on Thursday were searching the offices of a California solar energy company touted by President Barack Obama that recently halted operations, FBI spokesman Peter Lee confirmed to CNN.
The FBI and local Texas authorities are investigating reports of gunshots Tuesday striking the north Houston office of U.S. Rep. Gene Green, authorities said.
Despite aggressive law enforcement efforts, stricter government regulations and tighter borrowing standards, mortgage fraud "remains elevated," and may be getting worse, the FBI said Friday.
FBI agents are looking into who left what appeared to be a crude explosive device attached to a natural gas line in rural Oklahoma, the bureau said Wednesday.
Authorities are using digital billboards across the Southeast in their manhunt for three siblings, all in their 20s, who are wanted for an alleged armed bank robbery in Georgia and are suspects in the attempted murder of a Florida police officer, the FBI said Saturday. The crimes occurred Tuesday.
When they're not hunting bad guys, the U.S. Federal Bureau of Investigation has designed a smartphone application for concerned parents.
It's an extraordinary claim -- one based on a 40-year-old memory -- but one the FBI has been using in an attempt to untangle the unsolved case of skyjacker D.B. Cooper.
For the past year the FBI has been actively working a new lead in the unsolved case involving skyjacker D.B. Cooper. But the information concerns a new suspect who has been dead for more than a decade, an FBI spokesman told CNN on Monday.
FBI agent Larry Carr says a parachute could help solve the mystery of what happened to famed hijacker D.B. Cooper.
The FBI cryptically calls it "the most promising lead we have right now"
The FBI is helping to search for a missing 11-year-old girl in West Stewartstown, New Hampshire. WCAX reports.
The FBI announced Friday it is joining a police investigation into a string of sexual assaults around the University of Michigan campus.
Fourteen people have been arrested as part of an ongoing operation targeting the notorious hacking collective known as Anonymous, the U.S. Department of Justice and the FBI said on Tuesday.
In a demand for fast -- if not furious -- action, Congressional investigators have given the FBI and the Drug Enforcement Administration just one week to produce documents to aid their investigation of a controversial gun-purchasing operation by the Bureau of Alcohol, Tobacco, Firearms and Explosives.
A man being held without bond was indicted Friday on charges he stowed away aboard a cross-country flight and later tried to do it again, federal authorities said.
A federal judge declined to set bond Friday for a man accused of stowing away aboard a cross-country flight, saying he needs more information on the suspect before potentially allowing him to walk free on bail.
A man is charged with being a stowaway after he allegedly flew from New York to Los Angeles without a boarding pass.
Authorities have charged a man with being a stowaway after he allegedly took a flight from New York to Los Angeles, even though he didn't have a proper boarding pass and was not on the flight manifest.
A law enforcement official confirms members of the Westboro Baptist Church, known for its controversial practice of picketing military funerals, participated in training for law enforcement officials at Quantico Marine Base in Virginia.
In 1998, former FBI agent John Connolly exercised his Fifth Amendment rights in regards to aiding "Whitey" Bulger.
James "Whitey" Bulger left Boston 16 years ago in the dark of night, a brash high-echelon FBI snitch one step ahead of a racketeering indictment. He returned last week under the glare of camera lights, a stooped 81-year-old man in shackles.
Kara Finnstrom reports that the arrest of accused mobster James "Whitey" Bulger in Santa Monica is the talk of the town.
The legendary Boston crime figure, wanted for 19 murders, is arrested in California
The FBI runs ads on TV shows watched primarily by women to seek tips on two fugitives.
A potential hit list suggesting individuals in U.S. government, industry and the media was posted on jihadi Web forums, according to an FBI intelligence bulletin obtained by CNN.
The FBI says it is merely "fine-tuning" some of its rules on conducting investigations, but the ACLU claims the changes amount to granting agents "broad new powers" to snoop.
Senators of both political parties said Wednesday they support extending FBI Director Robert Mueller's term for two more years but are worried about a legal constitutional challenge.
The Senate Judiciary Committee holds a hearing on whether to extend FBI Director Robert Mueller's term two more years.
President Barack Obama's request for FBI Director Robert Mueller to stay on for another two years takes an important step Wednesday, when the Senate Judiciary Committee holds a hearing on what could be a precedent-setting job extension.
It's becoming a familiar story and a welcome one: Violent crime continues to decline.
It will take an act of Congress to keep Robert Mueller at the helm of the FBI, and all signs indicate that's precisely what lawmakers will do.
A 65-year-old suspect in a $7 million Connecticut robbery was arrested more than two decades after the heist, the FBI said in San Juan, Puerto Rico.
Authorities in the District of Columbia responded Friday to several more suspicious letters arriving in the mail at public schools around the city, a day after more than two dozen similar envelopes arrived at city schools.