(NECN/KTNV: Las Vegas, NV) - A United Airlines flight was diverted to Denver, Colorado Saturday after a passenger tried to open an exterior door while in flight. Officials at Denver International Airport said the incident happened on United Flight 223 traveling from Washington Dulles International Airport to Las Vegas, Nevada. The plane landed safely in Denver just after 5 p.m. local time. The F-B-I and Denver police were waiting at the gate for the passenger. He was taken into custody. DIA officials say police were interviewing the passenger Saturday night but did not know if the man would be charged. There were over 100 passengers on board the Airbus 320. The flight eventually continued onto Las Vegas.