Search for fugitive ex-cop sets region on edge - Article Photos 7/13

California Highway Patrol officers search a vehicle for former Los Angeles police officer Christopher Dorner at a checkpoint near Big Bear Lake, Calif, Friday, Feb. 8, 2013. Law enforcement officers working in falling snow searched the Southern California mountain for Dorner, who is accused of carrying out a killing spree because he felt he was unfairly fired from his job. (AP Photo/Jae C. Hong)