The M9 Bayonet is a multi-purpose knife and bayonet officially adopted in 1984 by the U.S. Army. It has a 7-inch blade and is issued with a sheath designed to double as a wire cutter. The M9 ...

After stepping up to the podium and giving a short introduction, he unrolled a towel to reveal a sheathed bayonet. The nearly 2-foot-long blade, which attaches to the end of a rifle for hand-to ...