FBI Closes Nashville Christmas Bombing Investigation

(Nashville, TN) -- The Christmas Day bombing investigation in Nashville is now closed.  

The FBI revealed Monday that the bomber acted alone when he blew up his RV, damaging dozens of businesses, killing himself and injuring three others.  

The FBI says he wasn't driven by paranoia or conspiracy theories, and the bombing wasn't related to terrorism.  

The decision was based on Anthony Warner's own writings and interviews with those who knew him.