UPDATE 2-Flight crew restrains 'God' aboard Delta flight, returns to Puerto Rico

Delta Air Lines flight attendants restrained a passenger on a flight from Puerto Rico to New York after he shouted "I am God!" and claimed he would save the world, forcing the plane to return to the airport in San Juan, Puerto Rican police and the airline said on Wednesday.The cockpit door remained closed and secured throughout the incident, Delta said."Delta applauds the quick action and professionalism of the crew of Delta flight 579," the airline said.