Pfc. Cristina Fuentes Montenegro, left, and Pfc. Julia Carroll, two of the first three female Marine graduates from the School of Infantry salute during the graduation November 21, 2013 at Camp Geiger, North Carolina. The graduation of 227 students marked the first class of Marines to include females. The class was part of the Marine Corps' research effort toward integrating women into ground-combat military occupational specialties.