United Airlines flight 328 took off from Denver International Airport and soon suffered a catastrophic engine failure. Just after takeoff is the most challenging time for flight crews because the aircraft is heavy, low, and slow. Maneuverability is more challenging and higher altitude allows for more strategy time. It was a uncontained engine failure, meaning that the outer protective shell did not contain all the splintered engine parts within. Debris from the exploded engine and its protective cowling rained down on suburbs northwest of Denver. No one on the ground was injured. Here's video of the burning engine as the plane was routed back to the departure airport. There were 231 passengers on board and 10 crew members. The crew brought the aircraft