Sierra Hotel Blog

On April 28, 1937, a Pan American Boeing 314 Clipper completed the first commercial transpacific flight, arriving in Hong Kong from San Francisco. With private bunks, a dining room serving five-course meals on fine china, and white-coated stewards, the Clipper was the pinnacle of luxury air travel — until the war drafted the fleet into military service and newer, faster aircraft rendered it obsolete by 1951.
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On April 20, 1978, a Soviet Su-15 shot down Korean Air Lines Flight 902 near Murmansk after misidentifying the Boeing 707 as a USAF RC-135 spy plane. Hit by an R-60 missile, the crew managed an emergency landing on frozen Korpiyarvi Lake. All 107 passengers survived. The Soviet Union then invoiced South Korea $100,000 for caretaking expenses.
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On April 7, 1999, a KC-135R Stratotanker at Tinker AFB was catastrophically over-pressurized during a maintenance test after a technician missed a full extra revolution of the pressure gauge needle. The resulting blowout tore a 35-foot hole in the aft fuselage and dropped the tail section to the ground.
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