Mayday - Season 12 Episode 12

On 21 February 2008, Santa Bárbara Airlines Flight 518, en route from Mérida, Venezuela, to Caracas, veers off course and flies into the side of a mountain shortly after takeoff. All 46 passengers and crew members on board die. Investigators determined that the aircraft took off with inoperative navigation equipment due to the pilots' failure to do their pre-flight checklist.