lobby. the area in front of the reception desk and the space behind the desk. 38-year-old lamar moore enters and walks slowly through the room. suddenly, he opens fire. >> i felt pain in my eached it. i see blood. >> he is grazed in the neck. officer david anderson who just started his shift is shot in the forehead. >> just heard a very, very loud boom. felt like i was hit in the head with a baseball bat. lost my balance and went down. don't remember hitting the floor. >> off camera, sergeant terry schultz is also hit. >> i was shot center mass in my bulletproof vest. >> as commander davis crouches to avoid the gunman, he takes sergeant satee's gun and tries to fend off the attacker.