The Iowa Army Ammunition Plant is shut down to safely remove highly explosive lead azide, a chemical used in munitions, the U.S. Army reveals.

Add Yahoo as a preferred source to see more of our stories on Google. Marines fire an M777 Howitzer during a training exercise. (Lance Cpl. Christian Ayers/Marine Corps) (Lance Cpl. Christian Ayers) ...

It was supposed to be a boisterous event at Camp Pendleton celebrating 250 years of the U.S. Marine Corps that included a live simulation of a beach assault by sea and air. The plan involved Marines ...

A Marine Corps investigation could not conclusively say why the artillery shell's fuze malfunctioned but said no misconduct involved.

LOS ANGELES — It was supposed to be a boisterous event at Camp Pendleton celebrating 250 years of the U.S. Marine Corps that included a live simulation of a beach assault by sea and air. The plan ...

Metal shrapnel from an exploding artillery shell fell hit and damaged a California Highway Patrol vehicle as personnel at a U.S. Marine Corps base fired live rounds over a highway — against the ...

Metal shrapnel from an exploding artillery shell fell, hit and damaged a California Highway Patrol vehicle as personnel at a U.S. Marine Corps base fired live rounds over a highway — against the ...

Metal shrapnel from an exploding artillery shell fell and damaged a California Highway Patrol vehicle as personnel at a U.S. Marine Corps base fired live rounds over a highway - against the objections ...

Add Yahoo as a preferred source to see more of our stories on Google. Osprey military aircraft fly over Camp Pendleton on Saturday. (Jonathan Alcorn / For The Times) It was supposed to be a boisterous ...