Chattanooga shooting investigation spans U.S., Mideast
Jordanian officials are questioning shooter Mohammod Youssuf Abdulazeez's relatives, while the FBI tracks down his friends in Tennessee
Federal Bureau of Investigation
FBI agents in Abdulazeez probe confronted by teen
While at an apartment of a person linked to the Chattanooga gunman, agents came across the boy, who only had toy guns
Investigators eye Chattanooga gunman's recent overseas travel
"Average citizen" who killed four Marines at two U.S. military facilities recently travelled to Kuwait and Jordan
Hackers expose spy software firm's global clients
One nation's spymaster has already resigned as leaked emails show Italian "Hacking Team" allegedly helped agencies from FBI to Azerbaijan
Jail error led to Charleston shooting suspect's gun purchase
FBI examiner using records from database couldn't find details about drug arrest when Dylann Roof wanted to buy gun
Man arrested in kidnapping that police called hoax
FBI says Matthew Muller kidnapped Denise Huskins in unusual California abduction; police had called disappearance "an orchestrated event"
FBI director: "Heartbreaking" mistake allowed Dylann Roof to buy gun
James Comey outlines series of missed opportunities and incomplete paperwork that allowed Charleston shooting suspect to buy gun
FBI director: "We disrupted efforts to kill people" around July 4
More than 10 people inspired by ISIS online recruitment arrested in last four weeks, FBI Director James Comey says
FBI, Justice Department ask for greater access to encrypted data
End-to-end encryption makes it hard to monitor criminals and ISIS sympathizers, government officials told Congress
Tenn. man indicted for alleged anti-Muslim plot in NY
Justice Dept. alleges former congressional candidate Robert Doggart wanted to burn down mosque and attack residents in Muslim hamlet of Islamberg, N.Y.
Subway's Jared Fogle suspected in child porn case
FBI agents and Indiana State Police have removed electronics from the home of the Subway restaurant spokesman
Man charged with threatening Obama's life online
Authorities say more than 100 weapons were found in the suspect's home and car, including swords, double-edged knives, hatchets and spears
FBI using facial recognition despite privacy fears
The FBI and other law enforcement agencies say it speeds up investigations but privacy groups worry it could be abused
FBI probing possible drug ring at prison where inmates escaped
12 prison staffers -- including the superintendent -- put on administrative leave as investigation into brazen escape continues
N.J. man charged with plotting to help ISIS, telling witness to "play dumb"
Arrest of 23-year-old Alaa Saadeh comes as FBI investigates several people in New York and New Jersey
Authorities investigate 6 church fires in 5 states
The fires were all at predominantly African American churches, and at least three are suspected arsons
FBI warns of potential July 4 attacks targeting law enforcement
FBI and DHS are encouraging law enforcement "to be vigilant and prepared" ahead of the holiday
N.C. man charged in plot to kill Americans of behalf of ISIS
Justin Nolan Sullivan allegedly told undercover FBI agent that he was "a mujahid" and that "the war is here"
New Jersey man charged with plotting to support ISIS
21-year-old man is accused of planning to join terror group overseas; 3rd arrested this month in New York and New Jersey
Dennis Hastert's attorney calls leaks in case "unconscionable"
Prosecutors and lawyers in the Hastert case appeared in court Thursday for a status hearing
Feds: NYC man tried to stab agent during ISIS-related probe
Staten Island man arrested after allegedly attacking agent with a knife during a court-authorized search
FBI: Man tied to Texas shooting wanted to attack bigger target
Authorities call Abdul Malik Abdul Kareem, 43, "off-the-charts dangerous," say he had aspirations to join ISIS
Officials: Hack exposed U.S. military, intel data
Hackers gained access to background information from intelligence and military personnel used for security clearances, officials say
Lawmakers look at Pentagon probe of whistleblower
Lt. Col. Jason Amerine says government failed to create effective plan to recover American hostages -- and some members of Congress back him up
Dennis Hastert pleads not guilty to hush money charges
The former House speaker appeared in federal court Tuesday to plead not guilty to two charges related to alleged efforts to conceal sexual misconduct
As Trump makes autism announcement, Tylenol maker and medical experts push back
The Trump administration announced it believes acetaminophen is linked to autism risk, but the maker of Tylenol and medical experts have strongly pushed back on the claims.
"Jimmy Kimmel Live!" will return to air Tuesday, Disney says
"Jimmy Kimmel Live!" had been pre-empted on Wednesday following comments Kimmel made on the show in response to the shooting death of conservative activist Charlie Kirk.
Copenhagen Airport shut down for hours by large, unidentified drones
All flights in and out of Denmark's Copenhagen Airport were held up for hours after police reported two or three large drones spotted in the vicinity.
Trump to meet with Schumer and Jeffries as government shutdown looms
Democrats have pleaded with Republicans to negotiate before government funding expires at the end of the month.
Supreme Court lets Trump fire FTC commissioner for now and takes up dispute over removal
President Trump moved to fire Rebecca Kelly Slaughter from her position as a member of the Federal Trade Commission in March.
Trump executive order labels antifa a "domestic terrorist organization"
President Trump is following through on his vow to designate antifa as a terrorist group — but the move's legal impact is unclear.
Sarah Ferguson dropped by U.K. charities over reported Epstein email
Newspapers in the U.K. published an email that Prince Andrew's ex-wife Sarah Ferguson reportedly wrote to the late convicted sex offender Jeffrey Epstein.
Man accused of trying to assassinate Trump in Florida rests his case without testifying
A man accused of trying to assassinate Donald Trump at his Florida golf course last year has chosen not to testify in his own defense.
The night Jeffrey Epstein claimed his cellmate tried to kill him
New internal documents reveal details of an incident that left Jeffrey Epstein injured and on suicide watch days before his death.