Data from a cockpit voice recorder of the Black Hawk helicopter that collided with an airliner near Washington, D.C, last week suggests the crew was wearing night-vision goggles. "Please remain seated" is a common announcement heard over a plane's loudspeaker after landing — and it's oft ignored.

A passenger aboard a Frontier Airlines flight to Houston had a violent outburst on Wednesday after being asked to move, punching and kicking in his seat until he cracked one layer of the plane’s window mid-flight.

"He was scary," a witness said. "He started kicking profusely and started punching the window." Passengers on board restrained the man with zip ties and a shoelace.

A passenger on a Frontier Airlines flight bound for Houston punched a window hard enough to break the plexiglass according to a video passengers took, which was obtained by ABC13. Passengers aboard the flight from Denver to Houston this week told ABC13 the passenger's fit of rage began after another passenger asked him to exchange seats with her.

A man aboard a Frontier Airlines flight was restrained by fellow passengers on Wednesday after damaging the plane window, officials said.

An unruly passenger on a Frontier Airlines flight was seen on video yelling and being taken down by fellow passengers.

A passenger who appeared to be experiencing a mental health crisis punched out the plexiglass of a window mid-flight.

A man was restrained by fellow passengers aboard a Frontier Airlines flight after he broke one of the plane windows.