U.S. Army 1st Lt. Mike Moore, 340th CBRN (Chemical, Biological, Radiological, Nuclear) Company, Houston, TX, prepares a trench around his tent during Combat Support Training Exercise (CSTX) 86-16-03 at Fort McCoy, Wis., August 10, 2016. The 84th Training Command’s third and final Combat Support Training Exercise of the year hosted by the 86th Training Division at Fort McCoy, Wis. is a multi-component and joint endeavor aligned with other reserve component exercises. (U.S. Army photo by Spc. Garrett Johnson/Released)