Tags: FBI

A former hedge fund manager on Thursday sued U.S. law enforcement officials, including Manhattan U.S. Attorney Preet Bharara, claiming the government improperly raided his offices and destroyed his business as part of a widespread insider trading crackdown.

The U.S. Homeland Security Department said on Sunday it was not aware of any specific plot against U.S. shopping malls, backing away from comments by the department's chief that he takes seriously a threat by Somali-based Islamist militants against the Mall of America in Minnesota and other shopping sites in the West.

Calling the destructive cyberattack on Sony Pictures "a game changer," a top White House official on Tuesday announced a new intelligence unit to coordinate analysis of cyberthreats, modeled on similar U.S. government efforts to fight terrorism.