washington u.s. military provide detail specific case american service members injure iraq syria could give information islamic state militants pentagon spokesman say tuesday spokesman peter cook respond question pentagon press brief seek confirmation four americans wound syria early month cook say change policy aggregate number would still provide policy identify wound service members variety reason include operational security include privacy reason cook say also want provide additional information enemy might enhance assessment battlefield situation say however pentagon release information past respond query unclear cook comment consistent previous disclosures last month spokesman say two u.s. service member injure one iraq syria last weekend may captain jeff davis say incident iraq take place north near erbil injury syria north raqqa islamic state de facto capital accord pentagon data 16 american service members wound action since start operation inherent resolve military name operation target islamic state militants iraq syria start 2014. cook comment come day president barack obama visit walter reed national military medical center visit wound u.s. service members throughout presidency u.s. military say disclose detail injure service members