MUMBAI - Superstar Shah Rukh Khan's much-awaited film "Fan"'s trailer was launched by his fans at the Yash Raj Studios here on monday. Going by the title and the theme of the film, Shah Rukh's fans from all around gathered at the studios to unveiled the trailer with him. Shah Rukh, who was at his best at the event, interacted with his fans and also answered all their queries. "Fan" revolves around a young boy from Delhi named...