the exploding engine broke a window, a passenger was sucked partly through that window and died from her injuries. but the plane made a safe landing thanks to the calm actions of the pilots. polo sandoval has the story for us. >> gate, are you getting this right now? >> yes, a single engine descending, a fire -- >> reporter: when the engine failed on the southwest airlines flight last month, pilot tammy joe shultz didn't panic. she relied on her extensive navy experience. >> my first thoughts were actually here we go, just because it seemed like a flashback to some of the navy flying that we had done. >> reporter: shultz, who navigated southwest flight 1380 to safety, discussed the incident for the first time since the april 17th emergency that left one passenger dead. shultz said on abc's "20/20" that she wasn't even supposed to be in the cockpit that day. she had traded with her pilot