Unruly Passenger Forces London-Newark Flight to Divert to Maine
- United Airlines flight from London to Newark diverted to Bangor, Maine due to unruly passenger
- Passenger Alexander MacDonald was arguing with girlfriend, yelled at flight attendant
- MacDonald threatened to "mess up the plane" and shoved someone
- Flight crew and passengers restrained MacDonald
- MacDonald faces charges; he and girlfriend appear intoxicated and face United flight ban