Keywords: US Navy 111207-N-BT887-204 Aviation Ordnanceman 3rd Class Emily Walker, from Nashville, Ind., prepares to fire a .50-caliber machine gun during a l.jpg en ARABIAN GULF Dec 7 2011 Aviation Ordnanceman 3rd Class Emily Walker from Nashville Ind prepares to fire a 50-caliber machine gun during a live-fire exercise aboard the Nimitz-class aircraft carrier USS John C Stennis CVN 74 John C Stennis is deployed to the U S 5th Fleet area of responsibility conducting maritime security operations and support missions as part of Operations Enduring Freedom and New Dawn U S Navy photo by Mass Communication Specialist 3rd Class Benjamin Crossley/Released 2011-12-07 111207-N-BT887-204 Navy http //www navy mil/view_image asp id 111737 U S Navy photo by Mass Communication Specialist 3rd Class Benjamin Crossley PD-USGov-Military-Navy Aboard USS John C Stennis CVN-74 Women in the United States Navy Women with helmets |