Frontjson Airlines flight 4856 from Denver to Houston was disrupted when passengers had to tackle a man who was trying to open the plane's window.

"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.

"Most passengers are completely unaware" of the security risks that come with doing this, an expert told Newsweek.

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

A video capturing an American Airlines pilot delivering a heartfelt message to passengers just one day after the fatal midair ...