July 26, 2015: David Neumer leads a group of racers along the Parks Highway during stage seven of the 2015 Alaska Challenge handcycle race.

July 26, 2015: David Neumer races along the Parks Highway during stage seven of the 2015 Alaska Challenge handcycle race.

July 26, 2015: Kenny Herriot races along the Parks Highway during stage seven of the 2015 Alaska Challenge handcycle race.