Man suspected of setting El Cajon church on fire (AP) — A man has been arrested on suspicion of setting a fire to a Greek Orthodox church in San Diego County. Authorities say 38-year-old Darin Williams was booked Sunday for investigation of arson, burglary and committing a hate crime after the 4 a.m. fire at St. Gregory of Nyssa church in El Cajon. The sheriff's arson unit said the blaze caused nearly $250,000 in damages.