<a href="https://www.flickr.com/photos/marine_corps/14131377534/" target="_blank">U.S. Marine Corps photo</a> by Lance Cpl. Joshua Murray/Released
Cpl. Justin R. Wiemer, a motor vehicle mechanic with I Marine Headquarters Group, climbs a hill during a regimental hike aboard Camp Pendleton, California, April 17, 2014. The Marines wore their flak jackets and carried weighted assault packs on the eight-mile conditioning hike. This hike was the second of a series in a series of conditioning events that aim to improve the Marines operational readiness and camaraderie. (U.S. Marine Corps photo by Lance Cpl. Joshua Murray/Released)
