MCAS TUSTIN IS ON FIRE | The north hangar, Hangar 1, at the former Marine Corps Air Station Tustin, which is about 40 miles southwest of Los Angeles, caught fire at about 1 a.m. Tuesday. County Fire Chief Brian Fennessy said no one was believed to be in the building at the time of the fire and there were no reported injuries. The three-alarm fire led to more than 70 firefighters and 16 firefighting vehicles from across Southern California responding to flames that lit up the pre-dawn sky. Initia