U.S. Army Sgt. 1st Class Joshua Quattrone, assigned to the 2d Cavalry Regiment, performs the air squat portion of the regiment’s Murph Challenge in Vilseck, Germany, May 21, 2020. The challenge, done in 20lb body armor, begins with a 1.6km run, 100 pullups, 200 pushups, 300 squats, and another 1.6km run to conclude the event. It is a Memorial Day tradition that honors Lt. Michael P. Murphy, a man who received the military’s highest decoration, the Medal of Honor, for his actions during the War in Afghanistan.