Chief Warrant Officer 2 Matthew Engler, 2nd Cavalry

Chief Warrant Officer 2 Matthew Engler, 2nd Cavalry Regiment, left, and Chief Warrant Officer 2 Kristopher Gillespie, 10th Army Air and Missile Defense Command, speak with the board members after the warrant officer knowledge board at the 2017 European Best Warrior Competition, Aug. 24 at Grafenwohr, Germany. The board is one of the many mentally and physically demanding tasks the competitors endure to determine the best warriors in the European Theater. (U.S. Army photo by Sgt. 1st Class Jacob A. McDonald, 21st Theater Sustainment Command)