Laredo International Airport with a stopover at Millington Regional Jetport. Both pilots have died at the scene. A preliminary NTSB report states that the plane struck multiple trees and crash landed 0.50 mi (0.80 km) short from the runway. No distress calls or aircraft problems were reported from the pilots prior to the accident. Convair CV-580 March 5, 1967: Lake Central Airlines Flight 527, a CV-580, crashed near Marseilles, Ohio when a runaway prop disintegrated. All 38 on board were killed. December 24, 1968: Allegheny Airlines Flight 736, a CV-580, crashed near Bradford, Pennsylvania after the crew allowed the aircraft to descend too low, killing 20 of 47 on board. December 27, 1968: North Central Airlines Flight 458, a CV-580, crashed into a hangar at O'Hare International Airport killing 27 of the 45 people on board and killing one and injuring six people on the ground. January 6, 1969: Allegheny Airlines Flight 737, a CV-580, crashed near Bradford, Pennsylvania, killing 11 of the 27 people on board. No definitive cause for the crash was established. June 7, 1971: Allegheny Airlines Flight 485, a CV-580 converted from a CV-340/440, crashed on approach to Tweed New Haven Airport into three beach cottages on the northern shore of Long Island Sound in East Haven, Connecticut, killing 28 of the 31 people on board. The NTSB determined that the probable cause of the accident was the captain's intentional descent below the prescribed minimum descent altitude under adverse weather conditions. June 29, 1972: North Central Airlines Flight 290, a CV-580, collided in mid-air with Air Wisconsin Flight 671, a de Havilland Canada DHC-6 Twin Otter, over Wisconsins Lake Winnebago. Both aircraft crashed into the lake, killing all 13 on board both aircraft. January 9, 1983: Republic Airlines Flight 927, a CV-580-11-A (N8444H), landed at Brainerd, Minnesota, right wing down, veered to the right until the right propeller struck a two to three ft snow bank. The blade separated from the engine and penetrated the cabin, killing one passenger and injuring another. The aircraft was repaired and returned to service. July 31, 1989: An Air Freight NZ CV-580 (ZK-FTB), crashed shortly after takeoff from Auckland Airport, New Zealand, colliding with a bank before coming to rest in the Manukau Harbour. Three crew were killed. September 8, 1989: Partnair Flight 394, a CV-580 (LN-PAA), crashed into the sea near Hirtshals, Denmark after the tailfin suffered severe vibration