U.S. Army Col. Matt Redding, left, the commander of Regional Support Command Southwest, NATO Training Mission Afghanistan, takes the RSC-SW colors from U.S. Marine Corps Sgt. Maj. Marky Pyland, the sergeant major for RSC-SW, NTM-A, during the RSC-SW, NTM-A change of command at Camp Leatherneck, Helmand province, Afghanistan, June 5, 2012. U.S. Marine Corps Col. Scott Arnold assumed command from U.S. Army Col. Matt Redding during the ceremony.