Footage of Mustang 1-8 CAV tank crews firing the M1 Abrams tank at the Black Jack Brigade Gunnery.Video by Sgt. Lawren Massey | 2nd Brigade Combat Team, 1st Cavalry Division Public Affairs \r \r AiirSource℠ covers military events and missions from the Army, Navy, Marine Corps, Air Force, and Coast Guard.\r \r \r Like & share this video to show your support for the troops!\r Subscribe to stay updated on all the top stories:\r \r \r Stay connected with us here:\r Google+ \r Facebook \r Twitter @AiirSource