The M-111 is a plastic grenade that relies on explosive force to incapacitate targets while vaporizing its outer casing.

US Army unveils M111 grenade, using shockwaves instead of shrapnel to improve safety in close-quarters combat.

Add Yahoo as a preferred source to see more of our stories on Google. The Army has approved the first new lethal hand grenade since Vietnam for full material release. The new M111 will replace the ...

Despite a massive search, investigators have yet to find a second hand grenade involved in the fatal mishap.

Iranian security forces have deployed military-grade weapons against demonstrators, intensifying a crackdown that has led to hundreds of deaths during nationwide unrest fueled by economic turmoil.