Army Staff Sgt. Keith Beardsley, Phantom Warrior Academy, III Corps, demonstrates the hand and arm signal to move the aircraft backwards at the Yakima Training Center, Wash., May 3, 2017. The 48th Chemical Brigade will be conducting a slingload operation, which requires ground guiding an aircraft. ( Army Photo by Spc. Jordan Buck)

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Keywords: 20th, 48th, army, brigade, cbrne, center, chemical, command, dragon, fire, training, usa, washinton, yakima