Mask Masters Army 1st Sgt. Thomas Lawrence and Master Sgt. Keith Moon demonstrate the successful seals on their gas masks during skill-testing lanes as part of the state-level Best Warrior Competition in Utah, April 7, 2018. Army photo by Sgt. Scott Wolfe SHARE IMAGE: Download Image: Full Size (0.33 MB) Tags: Soldiers, Army, training, Featured Photos Photo By: Sgt. Scott Wolfe VIRIN: 180407-Z-QP360-0012D.JPG Photo Gallery