Afghanistan National Army soldiers stand guard at a gate of Camp Qargha, west of Kabul, Afghanistan, Tuesday, Aug. 5, 2014. A man dressed in an Afghan army uniform opened fire Tuesday on foreign troops at a military base, causing casualties, an Afghan military spokesman said. In a statement NATO said it was investigating an “incident” involving both Afghan and international troops at Camp Qargha which trains officers for the country’s army. (AP Photo/Massoud Hossaini)