The Kentucky truck driver who crashed on a Tennessee highway last year, killing six people, was fatigued, high on methamphetamine and failed to slow down in a construction zone, according to the National Transportation Safety Board.
A former NSA contractor was secretly arrested in August by the FBI and being investigated for possibly stealing and disclosing highly classified information.
Yahoo searched hundred of millions of incoming emails for the federal government in 2015.
The Secret Service is investigating a veteran who is accused of carrying a gun to a Donald Trump rally in Virginia after he said he was going to shoot the Republican presidential candidate.
Alejandro Mayorkas is stepping down as deputy secretary of Homeland Security after accepting a job in the private sector.