Marine Corps Sgt. Joseph Benson, rear, and Cpl. John Leiby, front, shoot an azimuth for an 81mm mortar cannon during an exercise as part of Javelin Thrust 2012 on Marine Corps Air Ground Combat Center Twentynine Palms, Calif., July 10, 2012. Benson and Leiby, both mortarmen, are assigned to the 2nd Battalion, 25th Marine Regiment. Marine Corps Sgt. Joseph Benson, rear, and Cpl. John Leiby, front, shoot an azimuth for an 81mm mortar cannon during an exercise as part of Javelin Thrust 2012 on Marine Corps Air Ground Combat Center Twentynine Palms, Calif., July 10, 2012. Benson and Leiby, both mortarmen, are assigned to the 2nd Battalion, 25th Marine Regiment. SHARE: Download: Full Size (2.48 MB) Tags: Photo Essays Credit: VIRIN: 302935-I-QXF44-303.jpg Photo Gallery