Fire Preparation An Army UH-60 Black Hawk conducts water drop operations in Sutter Creek, Calif., April 27, 2019, to prepare for the fire season. The helicopter is assigned to the California National Guard. SHARE: Download: Full Size (1.48 MB) Tags: Army, national guard Credit: Air Force Master Sgt. Joseph J. Prouse VIRIN: 190427-Z-EM371-019C.JPG Photo Gallery