Should Airplanes Be Flying Themselves?

"Airline pilots were once the heroes of the skies. Today, in the quest for safety, airplanes are meant to largely fly themselves. Which is why the 2009 crash of Air France Flight 447, which killed 228 people, remains so perplexing and significant. William Langewiesche explores how a series of small errors turned a state-of-the-art cockpit into a death trap."