Robert Thomas walks into the office Jan. 2 and is seen talking to the manager about water damage in his apartment, video shows. A woman at a desk nearby surreptitiously calls police.
Shortly afterward, Thomas pulls out a handgun and fires a shot that hits a computer screen across the room, the video shows. An employee, seen nearby, runs off. The woman at the desk walks toward the front door and asks Thomas if she can leave, and he lets her go, KABC reported.