U.S. Army Maj. Nathan Friedline, a brigade surgeon with the 3rd Brigade Combat Team, 10th Mountain Division, gives a lecture to the audience during the Comprehensive Soldier Fitness Expo at Forward Operating Base Lightning, Paktia province, Afghanistan, March 28, 2014. The event was held to help with physical fitness, relationships and individual growth through programs that embraced the five dimensions of resilience, including social, spiritual, physical, family and emotional.