An Afghan National Army soldier with the 215th Corps and a U.S. Marine advisor with Task Force Southwest discuss offensive strategy during an advisory meeting at Camp Hanson, Afghanistan, June 13, 2017. Marines and Sailors from Task Force Southwest are supporting and assisting the 1st and 3rd Brigades of the 215th Corps during Operation Maiwand Three, which is designed to clear Nad-e Ali and Marjah of insurgents. (U.S. Marine Corps photo by Sgt. Lucas Hopkins) - An Afghan National Army soldier with the 215th Corps and a U.S. Marine advisor with Task Force Southwest discuss offensive strategy during an advisory meeting at Camp Hanson, Afghanistan, June 13, 2017. Marines and Sailors from Task Force Southwest are supporting and assisting the 1st and 3rd Brigades of the 215th Corps during Operation Maiwand Three, which is designed to clear Nad-e Ali and Marjah of insurgents. (U.S. Marine Corps photo by Sgt. Lucas Hopkins)

A U.S. Marine advisor, and joint terminal attack controller or JTAC, with Task Force Southwest, communicates with the pilots that are scheduled to pick-up Marines at Bost Airfield, Afghanistan, May 20, 2017. Task Force Southwest, comprised of approximately 300 Marines and Sailors from II Marine Expeditionary Force, are training, advising and assisting the Afghan National Army 215th Corps and the 505th Zone National Police. (U.S. Marine Corps photo by Sgt. Justin T. Updegraff) - A U.S. Marine advisor, and joint terminal attack controller or JTAC, with Task Force Southwest, communicates with the pilots that are scheduled to pick-up Marines at Bost Airfield, Afghanistan, May 20, 2017. Task Force Southwest, comprised of approximately 300 Marines and Sailors from II Marine Expeditionary Force, are training, advising and assisting the Afghan National Army 215th Corps and the 505th Zone National Police. (U.S. Marine Corps photo by Sgt. Justin T. Updegraff)