Mayday

Mixed Measures (Korean Air Cargo Flight 6316)

Aired Sun, Apr 5 · 1:00 PM ET · 44 min

Shortly after taking off from Shanghai, Korean Air Flight 6316 disappears from radar and slams into a residential neighborhood. Investigators from China, South Korea, and the US join forces. And it’s only when they reconstruct the flight in a simulator that the mystery begins to unravel—and they come to a startling conclusion.