The latest mass killing in the United States occurred Saturday night when three children ages 8, 9 and 14, and a 21-year-old adult were killed in a shooting at a child’s birthday party in California.

The FBI has released more information about the Afghan national who was arrested last week for making terroristic threats, including the TikTok video where he allegedly talks about a suicide attack in Fort Worth.

FBI and Justice Department officials stressed that investigators obtained no new evidence or tips, but that a fresh look at the case files and rigorous analysis led to the breakthrough.

A five-year FBI report shows shoplifting incidents related to flash mob groups are responsible for more than $8 million in stolen goods.

FBI director Kash Patel says the FBI has searched the Washington state home of the suspect in the National Guard shooting.

Patel said there will be an FBI report in December that will show some of the latest crime statistics in the country, which will include the national murder rate that is expected to drop by double digits.

FBI investigates Tablighi Jamaat connections in Washington DC attack as Afghan veteran's radicalization path emerges through disturbing family phone calls.

The FBI has requested interviews with the six Democrats in Congress who released a video urging military members to disobey "illegal orders."

At a press conference Thursday, FBI Director Kash Patel -- who was appointed by a president who pardoned hundreds of Jan. 6 rioters -- made the ludicrous declaration that the Trump administration "will always refute it and combat it" when people "attack our nation's Capitol.

The ambush shooting of two National Guard members near the White House is fueling fresh scrutiny vetting processes during the 2021 Afghan withdrawal.