Mesa, Ariz., Marine keeps watchful eye during Operation Black Sand

13 Aug 2011 |

As a torrent of bullets whizzed past their heads, the Marines in Observation Post 8 quickly dropped to the ground, narrowly avoiding what could have been their deaths. As they lifted themselves off of sandbags covering the bottom of the small bunker, they looked up to see Staff Sgt. Christopher Sharp smiling down at them.