Mortar Training U.S. and Australian army instructors show an Iraqi soldier the new M120 mortar system during training, Sep. 5, 2018. The U.S. soldiers are assigned the 1st Squadron, 3rd Cavalry Regiment. Army photo SHARE IMAGE: Download Image: Full Size (0.09 MB) Tags: Soldiers, Army, Training Photo By: Army photo VIRIN: 180905-A-ZZ999-609.JPG Photo Gallery