Pan American World Airways Flight 526A, a Douglas DC-4, took off from San Juan-Isla Grande Airport, Puerto Rico, at 12:11 PM AST on April 11, 1952 on a flight to Idlewild International Airport, New York City with 64 passengers and five crew members on board. Due to inadequate maintenance, engine no. 3 failed after takeoff, followed shortly by engine no. 4.^[2] Nine minutes after takeoff, the aircraft ditched in rough seas^[3] 11.3 miles NW of San Juan Airport,^[4] broke apart and sank after three minutes.^[2] Panicking passengers refused to leave the sinking wreck.^[5] 52 passengers were killed, 17 passengers and crew members were rescued by the USCG.^[6]

• http://en.wikipedia.org/wiki/Pan Am Flight 526A