Hope Hodge Seck / Defense News：美国陆军将于12月开始列装Sig Sauer M8步枪，以更轻的卡宾枪设计取代M7；M8融入士兵反馈，交付……

原标题 · Hope Hodge Seck / Defense News:U.S. Army to begin fielding Sig Sauer M8 rifle in December, replacing M7 with lighter carbine designThe M8 incorporates soldier feedback; deliveries…