Craig Monteilh entered the Islamic Center of Irvine, California, as part of an FBI counterterrorism operation known as Operation Flex. Posing as a Muslim conver

Craig Monteilh entered the Islamic Center of Irvine, California, as part of an FBI counterterrorism operation known as Operation Flex. Posing as a Muslim convert, he was instructed to gather information on members of Southern California mosques. According to Monteilh and later court records, he bega…