Air Disasters Season 25 Episode 7 Deadly Climb

It's 1985-the deadliest year in civilian aviation-and a DC-9 commuter plane crashes seconds after takeoff from Milwaukee. It's up to investigators to put the public at ease. They soon discover a key component in the engines that's prone to failure, but that only tells part of the story. And it's what investigators don't hear on the cockpit voice recorder that ultimately reveals what went wrong.