A man wearing a shirt slamming the San Francisco 49ers was seriously wounded as gunfire erupted in the parking lot after the team's NFL preseason game, while another man sustained lesser injuries in an earlier shooting, police said. The violence occurred after the 49ers' 17-3 victory Saturday night over the Oakland Raiders at Candlestick Park, police Sgt. Michael Andraychak said. A 24-year-old man was treated at San Francisco General Hospital for life-threatening injuries, and a 20-year-old man was hospitalized with less serious wounds, Andraychack told The Associated Press. Read more: http://espn.go.com/nfl/story/_/id/6...-lot-oakland-raiders-san-francisco-49ers-game