@foxnews: WATCH: Terrifying video captures passengers screaming and praying as violent shaking sends ceiling panels and debris crashing down inside a Boeing 737 over Iran. Travelers grip seatbacks and reach overhead as parts of the cabin appear to come apart around them. The Sepehran Airlines flight reportedly turned back after a suspected malfunction shortly after takeoff. The pilot made an emergency landing back in Mashhad, with all 127 passengers and crew members getting off the plane safely with no injuries reported.