The FBI foiled an attempted bomb plot and arrested a Syrian refugee on Wednesday who allegedly planned to bomb a church in Pittsburgh in the name of the Islamic State, investigators have revealed.

The convicted bomber is described by the FBI as a "terrorist sympathizer" who was radicalized by reading propaganda from Osama bin Laden and others.

A South Carolina “terrorist sympathizer” hid an explosive device inside a teddy bear during a serial bombing spree last year, the FBI said Monday.

A detective testified that the former Univ. of Illinois doctoral student charged in the slaying of a visiting Chinese scholar trembled when confronted with inconsistencies in his story. The FBI released video of the questioning session. (June 18)

An investigation by CBS News and Reuters found one of the military's largest housing contractors apparently misled the Air Force to qualify for bonus payments. The FBI is investigating. Omar Villafranca reports.

Sunny Sramek, 18, was last seen on April 20 in Trenton, Nebraska as she left with an unidentified male for a trip to Omaha. The FBI is investigating her disappearance.

President Donald Trump announced on Twitter acting Defense Secretary Patrick Shanahan has "decided not to go forward with his confirmation process" on Tuesday, according to Politico. "Acting Secretary of Defense Patrick Shanahan, who has done a wonderful job, has decided not to go forward with his confirmation process so that he can devote more time to his family," Trump tweeted. "I thank Pat for his outstanding service and will be naming Secretary of the Army, Mark Esper, to be the new Acting Secretary of Defense. I know Mark, and have no doubt he will do a fantastic job!" he wrote. Shanahan attempted to downplay growing concerns about his candidacy last week since even though Trump first...

The FBI is helping local authorities with toxicology tests after at least eight holidaymakers died.