Air Force Staff Sgt. Michael Frye, right, holds a car door as Staff Sgt. Joseph Ruppenthal practices using hydraulic tools during vehicle extrication training as part of Patriot North 16 at Volk Field, Wis., July 16, 2016. Frye and Ruppenthal are firefighters assigned to the West Virginia Air National Guard’s 167th Civil Engineer Squadron. Air National Guard photo by Senior Master Sgt. David H. Lipp