A police officer makes a call next to the body of a man in the parking lot of a computer store, after he was shot while returning to his vehicle, in Tustin, California, February 19, 2013. A gunman on a shooting rampage in southern California killed three people on Tuesday in an attack at a home and three carjackings, before killing himself with a shotgun as officers closed in, police said. REUTERS/Alex Gallardo (UNITED STATES - Tags: CRIME LAW)