A commercial plane on the ground near a concourse at Denver International Airport appeared to have caught fire while it was on the tarmac on Thursday evening. It was parked at gate C38 at Concource C. Multiple videos posted on social media showed people evacuating an American Airlines plane by climbing out onto the wing. Smoke was coming from the plane. The fire started after the plane diverted to the Colorado airport due to an engine issue, CBS News learned. So far there are no reports of any injuries. This is a developing story and will be updated.