WATCH: Firefighters boarded an American Airlines flight in Atlanta after a laptop caught fire midair, filling the cabin with smoke and burning at least four pas

WATCH: Firefighters boarded an American Airlines flight in Atlanta after a laptop caught fire midair, filling the cabin with smoke and burning at least four passengers. [▻](https://video.twimg.com/amplify_video/2091971020521697280/vid/avc1/1920x1080/Aj2I4jLqzxLsVj9I.mp4)