A private plane flipped was "fully engulfed in flames" before flipping onto its roof on a runway at an airport in Aspen, according to local officials.
Photos from the scene show the badly-damaged fuselage and what appears to be a thick coat of snow and ice on the runway.
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Zookeeper Lily Partridge complained of a headache as she came off the pitch after the collision during training in December 2015.
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