Marines aim down range during simulated machine gun fire at Range 104 on Camp Wilson, Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., Jan. 20, 2015. The Marines, assigned to Fox Company, 2nd Battalion, 3rd Marine Regiment, are increasing their proficiency in skills pertaining to their military occupational specialty before upcoming events for an integrated training exercise. Marines aim down range during simulated machine gun fire at Range 104 on Camp Wilson, Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., Jan. 20, 2015. The Marines, assigned to Fox Company, 2nd Battalion, 3rd Marine Regiment, are increasing their proficiency in skills pertaining to their military occupational specialty before upcoming events for an integrated training exercise. SHARE: Download: Full Size (2.11 MB) Tags: photo essays Credit: VIRIN: 668032-S-UMM22-445.jpg Photo Gallery