Whittney Martinez, wife of Sgt. Shawn Martinez, a nodal

Whittney Martinez, wife of Sgt. Shawn Martinez, a nodal network systems operator/maintainer with Headquarters and Headquarters Battery, 69th Air Defense Artillery Brigade, takes instructions from Staff Sgt. James Gurak, an Air Assault School instructor with III Corps, Oct. 2, before rappelling off the 55-foot rappel tower on Fort Hood, Texas. Whittney and other military spouses had the opportunity to rappel after competing in the Lightning Brigade Spouse Challenge. (U.S. Army photo by Staff Sgt. Kimberly Lessmeister/ 69th ADA Public Affairs Office)