man who police say was not a student at the school. at 10:38 a.m. pacific time, police dispatchers received the first 911 calls from umpqua community college. >> ucc, this is going to be the snyder hall the -- somebody is outside one of the doors shooting through door. there is a female in the computer lab. we do have one female that has been shot at this time. >> they exchanged shots with him. he's in a classroom on the -- it's going to be the southeast side of snyder hall. >> copy roser 17 exchanging gunshots right now with the male. he's in a classroom on the southeast side of snyder hall. >> code 4, the suspect is down. >> police exchanged gunfire with the 26-year-old shooter, killing him at the scene. according to the roseburg sheriff, the shooter killed ten people and injured another seven. multiple law enforcement sources tell nbc news that four weapons were recovered from the scene, three handguns and one