U.S. Marine Corps Private First Class Katie M. Gorz of Delta Company, Infantry Training Battalion (ITB), School of Infantry - East (SOI-E) cleans the buffer spring from her M16A2 service rifle aboard Camp Geiger, N.C., Oct. 8, 2013. 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 SSgt. Christine Wilcox, Combat Camera, SOI-E/Released)