HUGO, Minn.- Participants of the 2016 Twin Cities Tough Mudder assist each other over the Berlin Wall, one of three obstacles provided by the Army Reserve in Hugo, Minnesota, July 16, 2016. Gregory James, warm up motivator, says the course is designed to emphasize the need for teamwork and camaraderie. Army Reserve Soldiers from local units provide support for the two day event. (U.S. Army photo by Spc. Claudia Rocha)