All female ICBM alert crew makes history
1st Lt. Mary Vasta, 319th Missile Squadron combat crew commander, reviews information with 1st Lt. Krystal Wilder, 319th MS combat crew deputy, in a launch control center, March 22, 2016, in the F.E. Warren Air Force Base, Wyo., missile complex. Ninety female missileers, within 20th Air Force and Task Force-214 performed alert for the first ever all-female alert. (U.S. Air Force photo by Airmen 1st Class Malcolm Mayfield)