20 minutes after takeoff, EgyptAir 990 was enjoying a smooth ride as it climbed above Nantucket's coastline. Less than four minutes later, its wreckage was floating in the Atlantic Ocean. In this week's episode of Take to the Sky: The Air Disaster Podcast, Stephanie takes us through the details of an air disaster investigated by two countries. What caused the crash? You might be as surprised by the findings as we were!