OCALA, Fla. – A man accused of setting a Florida church on fire was being held without bail Sunday on charges that include attempted second-degree murder and arson.The Marion County Sheriff's Office charged Steven Shields, 23, on Saturday, hours after detectives say he plowed a minivan through the front door of Queen of Peace Catholic Church in Ocala, doused the foyer with gasoline and set it on fire, causing extensive damage.RELATED: Marion County man drives into church, lights fire with people inside, deputies saySeveral people were inside preparing for Mass when the attack occurred early Saturday, but no one was hurt.According to court documents, Shields told detectives he is mentally ill but had stopped taking his medication, the Ocala.