Previous California La Sheriff Lee Baca has been reported missing. Former Los Angeles County head of police Lee Baca was reported missing from his San Marino home Saturday evening. Baca, who has Alzheimer's disease, served as Los Angeles County sheriff for about fifteen years . Although a command center has been set up near his home, search teams are searching the area with the help of canine officers and helicopters. Numerous police officers and allied institutions helped in the man hunt. Search crews are searching day and night, says the media.