FILE - In this Feb. 8, 2013 file photo, San Bernardino Sheriff's Department offices stand guard at a checkpoint during the search for fired Los Angeles Police Department officer Christopher Dorner in Big Bear Lake, Calif. (AP Photo/Chris Carlson, File)

Associated Press
FILE - In this Feb. 8, 2013 file photo, San Bernardino Sheriff's Department offices stand guard at a checkpoint during the search for fired Los Angeles Police Department officer Christopher Dorner in Big Bear Lake, Calif. (AP Photo/Chris Carlson, File)
FILE - In this Feb. 8, 2013 file photo, San Bernardino Sheriff's Department offices stand guard at a checkpoint during the search for fired Los Angeles Police Department officer Christopher Dorner in Big Bear Lake, Calif. (AP Photo/Chris Carlson, File)