"It has been stated he got very angry at the party and stormed out. It was most likely over not getting an award. He returned with his wife and got revenge. No foreign terrorism. Simply revenge."

Wow! You know more than the FBI and San Bernardino police put together! There is also the report from people in that room that he did not get upset and storm out. Why not just keep your rumors to yourself....because it looks like simple stupidity....