KC-135R Stratotankers taxi back from the runway during the Nuclear Operational Readiness Exercise that the 126th Air Refueling Wing (ARW) conducted on Scott Air Force Base, Ill., Jan. 10, 2015. The 126th ARW, an Illinois Air National Guard unit, supports USSTRATCOM's nuclear global strike and strategic deterrence missions through aerial refueling with the KC-135R Stratotanker to deter regional and strategic threats from adversaries with ground warfare capabilities. (Air National Guard photo by Senior Airman Laura Muehl)