A 60-millimeter mortar exploded in a tube at Hawthorne Army Depot as Marines were preparing to fire it
(NEWSER) – Seven US Marines are dead after an explosion at Hawthorne Army Depot in Nevada last night, military officials tell NBC News. The accident occurred at an ammunition storage facility during a live-fire training exercise, when a 60-millimeter mortar exploded in a tube as Marines were getting ready to fire it. Another eight Marines were wounded; three are in serious condition. The 147,000-acre depot is used for storing and destroying demilitarized ammo, Reuters reports.
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