Pfc. Christina Fuentes Montenegro is pictured Nov. 15, 2013, during the Infantry Integrated Field Training Exercise aboard Camp Geiger, N.C. She was one of three female Marines to be the first women to graduate infantry training. Chief Warrant Officer 2 Paul S. Mancuso//Marine Corps
Airman 1st Class Natasha Libby examines the barrels of a Gau-2 mini gun mounted on an HH-60 Pave Hawk helicopter June 20, 2013, at Nellis Air Force Base, Nev. Senior Airman Daniel Hughes/Air Force
Cpl. Kristine Tejeda, Headquarters Battery, 2nd Battalion, 82nd Field Artillery Regiment, 3rd Advise and Assist Brigade, 1st Cavalry Division, Task Force Steel Dragon, provides security on Sept. 24, 2011, for a tour of the ancient city of Ur in Dhi Qar province, Afghanistan. Army
Pilot Lt. Ashley Ruic, left, Plane Commander Lt. Cmdr. Tara Refo, and Radar Operator Lt. j.g. Ashley Ellison dress out in the squadron’s ready room on Jan. 25, 2012, before joining two other VAW-125 officers in flying the first all-female-crewed combat mission in an E-2C Hawkeye aboard the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). MC2 James R. Evans/Navy