FBI concerned about possible coordinated attack in US after Russia massacre

The FBI is concerned about the possibility of an organized attack in the United States similar to the one that killed scores at a Russian concert hall last month, the bureau's director plans to tell a House of Representatives panel on Thursday.

“Looking back over my career in law enforcement, I’d be hard pressed to think of a time where so many threats to our public safety and national security were so elevated all at once,” Christopher Wray is set to tell lawmakers during a budget hearing. “But that is...