A U.S. Marine Corps Combat Instructor with Delta Company, Infantry Training Battalion (ITB), School of Infantry-East (SOI-E) has the Marines count off prior to them executing night land navigation during their third week of training, Camp Geiger, N.C., Oct. 9, 2013. Delta Company is the first company at ITB with female students as part of a measured, deliberate and responsible collection of data on the performance of female Marines when executing existing infantry tasks and training events, the Marine Corps is soliciting entry-level female Marine volunteers to attend the eight week basic infantryman and infantry rifleman training courses at ITB. (U.S. Marine Corps photo by Staff Sgt. Christine M. Wilcox, SOI-E, Combat Camera/Released)