The only three survivors of a plane crash in Cuba remained in grave condition Saturday as investigators tried to determine why an aging Boeing 737 carrying 110 people went down and erupted in flames shortly after takeoff in Havana.
EDS NOTE: GRAPHIC CONTENT - Investigators work near the smoldering remains of a Boeing 737 that plummeted into a yuca field just after takeoff with more than 100 passengers on board, in Havana, Cuba, Friday, May 18, 2018. (AP Photo/Desmond Boylan)
The few surviving passengers of an airliner that crashed arrive at the Calixto Garcia General Hospital in Havana, Cuba, Friday, May 18, 2018. The 39-year-old airliner with 110 people aboard crashed and burned in a cassava field just after takeoff from the Havana airport, leaving three survivors in Cuba's worst aviation disaster in three decades, officials say. (Marcelino Vazquez Hernandez/ACN via AP)
Rescue and search workers on the site where a Cuban airliner with more than 100 passengers on board plummeted into a yuca field just after takeoff from the international airport in Havana, Cuba, Friday, May 18, 2018. (AP Photo/Ramon Espinosa)