AdvertisementAt An Air Force Base, Allegations Of Sexual AssaultJuly 17, 2012Larry AbramsonfacebookEmailIn this June 22 image made from video, female airmen march during graduation at Lackland Air Force Base in San Antonio. A widening sex scandal has rocked Lackland, one of the nation's busiest military training centers. A dozen instructors are being investigated for allegations ranging from abuse to rape. (AP)