Howitzer Loading A Marine Corps M777 towed 155 mm howitzer is loaded into the cargo hold of an Air Force C-17 Globemaster III at March Air Reserve Base, Calif., April 22, 2022. The howitzers are part of the United States' efforts, alongside allies and partners, to identify and provide Ukraine with additional capabilities. SHARE IMAGE: Download Image: Full Size (4.8 MB) Tags: ukraine response Photo By: Marine Corps Cpl. Austin Fraley VIRIN: 220421-M-ME368-0064.JPG Photo Gallery