Maj. Rickie Banister, 50th Space Wing Inspector General Office, assists his 5-year-old son, Myles, with donning a face mask Wednesday, July 15, 2015, during a recent exercise scenario at Schriever Air Force Base, Colorado. Myles, and his sister Aliyah, supported the wing exercise as measles "victims." (U.S. Air Force photo/Dennis Rogers)