Police Identify Sikh Temple Shooter

Police Identify Sikh Temple Shooter
Police personnel move outside the Sikh Temple in Oak Creek, Wis, where a shooting took place Sunday, Aug. 5, 2012. (AP Photo/Jeffrey Phelps)

A gunman opened fire Sunday and killed six people at a Sikh temple near Milwaukee. He was shot and killed by police. ABC's Steven Portnoy says we now know who the shooter was.