American Airlines flight 1665 made an emergency landing in Las Vegas after smoke was seen from one engine, with all 153 passengers and 6 crew safely deplaning from the Airbus A321.

Dramatic footage captures the moment an American Airlines passenger tried to breach the pilot's cockpit, leading to chaos. The flight was to depart from São Paulo, Brazil, bound for New York City.

American Airlines Flight 1665 -- an Airbus A321 -- was heading to Charlotte Douglas International Airport in North Carolina, the FAA said. Passengers deplaned normally in Las Vegas, American said.