Two Russian pilots with limited experience flying Boeing 737s attempt to land one in the middle of the night with both of the aircraft's engines operating at different power levels. The pairing of a new captain with an unproven first officer was enough to put passengers at risk, but there was one more factor at play that sealed the fate of Aeroflot Nord Flight 821. Witness the fatal crash that occurred minutes before landing, and follow the investigation that led to a call to completely overhaul Russia's aviation system.