All three people were members of the same Jasper, Texas family, namely pilot Ralph Day, 56; his wife Doris Day, 52; and Connor Day, 12.
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Allen Kenitzer, a spokesman for the Federal Aviation Administration said the plane, a 1998 Commander AC 11, crashed about 15 to 20 miles southwest of Lander, near Christina Lake, at an elevation of about 11,700 feet. The plane reportedly hit the top of a ridge in an steep area of the mountains, where the snow may have been as deep as three feet. McAuslan he was not sure what the weather conditions were in the area at the time of the crash.
Currently it appears that Day had not filed a flight plan. McAuslan said local authorities weren't aware that a plane was missing in the area until they received the report of the locator beacon.
The cause of the crash has not yet been determined.