At the beginning, worshipers at the Islamic Center of Irvine said, they thought
Craig Monteilh was just an overzealous convert when he criticized U.S. foreign policy in the Middle East. But when he started talking about jihad and dropped oblique references to violence, congregants contacted authorities.
Can't find much else on it, although I'll keep my eyes peeled. Can't say I've come across any of these crazed converts or similarly thinking born muslims in real life, but I've run across them online.