Support Efforts Personnel load a Marine Corps 155 mm M777 towed howitzer into an Air Force C-17 Globemaster III at March Air Reserve Base, Calif., April 21, 2022. The howitzers are included in U.S. and allied efforts to identify and provide Ukraine with additional capabilities. As part of a $400 million security assistance package for Ukraine announced July 8, 2022, the U.S. has promised 1,000 precision 155 mm artillery rounds for use in howitzers. SHARE IMAGE: Download Image: Full Size (10.5 MB) Tags: ukraine response Photo By: Marine Corps Cpl. Austin Fraley VIRIN: 220421-M-ME368-0100.JPG Photo Gallery