YOUR NUMBER'S UP
'(<a href="http://www.j-archive.com/media/2005-01-21_DJ_27.jpg" target="_blank">Jimmy of the Clue Crew holds the grips of a shipboard machine gun.</a>)  Weapons on the USS Tarawa include these machine guns that fire a bullet of <a href="http://www.j-archive.com/media/2005-01-21_DJ_27a.jpg" target="_blank">this impressive caliber</a>, or half-inch'
50-caliber