Police Search for Motive in Lockheed Plant Shooting
Authorities in Lauderdale County, Miss., are trying to determine why a Lockheed Martin employee went on a shooting rampage, killing five people and wounding eight others before killing himself. Some co-workers say Doug Martin was racist, but Lauderdale County Sheriff Billy Sollie discounts the theory and says Martin was "an angry man." Hear Melanie Peeples.