Jason Allen Graves, 24, died Aug. 27. Graves fell during the descent from the summit of the 13,810-foot-tall Gannett Peak in Fremont County, Wyoming, according to a GoFundMe created by his loved ones.

While climbing the 20-mile trek to the summit of Gannett Peak in 2016, he encountered a hiker who needed first aid due to a broken leg. The injured hiker dislodged a boulder as he was down ...