Sheriff: Gunman kills 2, then himself at video game tourney

Florida Highway patrolmen block the entrance to the Main Street Bridge near the scene of a mass shooting on Sunday at Jacksonville Landing in Jacksonville, Fla. (AP Photo/John Raoux)

JACKSONVILLE, Fla. — A gunman opened fire Sunday at an online video game tournament as it was being livestreamed from a Florida mall, killing two people and then fatally shooting himself in a rampage that wounded several others, authorities said.