Article Photos: At a glance: Common suicide warning signs and how to get help 7/23

Police and fire vehicles are parked outside Stillwater Junior High School in Stillwater, Okla., Wednesday, Sept. 26, 2012. A 13-year-old student shot and killed himself in a hallway at an Oklahoma junior high school before classes began Wednesday, police said,   (AP Photo/Sue Ogrocki) ORG XMIT: OKSO109