Caleb Bankston

Caleb Bankston, who competed on Survivor: Blood vs. Water, died Tuesday in a train accident, TMZ reports.

A locomotive engineer and conductor for the Alabama Warrior Railway, Bankston, 26, was working on one of the trains when it derailed and killed him. As of now, the cause of the derailment is unknown, but the Occupational Safety and Health Administration and the Federal Railroad Administration have been contacted.

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Bankston appeared on the CBS reality competition show with his fiancé,Colton Cumbie, last year, leaving the game in ninth place.