MERIDIAN, Miss. - Doug Williams sat in a meeting with managers at his factory job, listening to them explain the importance of being honest and responsible in the workplace. Also on the agenda: getting along with co-workers, regardless of their sex or race. AP Photo Reuters Slideshow: Gunman Kills 5, Self at Lockheed Plant Gunman Kills 5, Self at Miss. Factory (AP Video) But at some point during the meeting Williams had heard enough. He walked out of the room, telling co-workers, "Y'all can handle this." Minutes later, he returned with a shotgun and a rifle. He sprayed the room...