A KC-135 Stratotanker from the 134th Air Refueling Wing, Tennessee Air National Guard, sits on the flightline at NATO Air Base Geilenkirchen, Germany, on April 24, 2013. The two KC-135s and 27 guardsmen are deployed to Geilenkirchen to provide air refueling support to the E-3A Component. Most notably, the tanker crews supported the Component on April 30, 2013, while the NATO AWACS was assisting the Royal Netherlands Air Force in safeguarding Dutch airspace during the royal investiture ceremonies and festivities in Amsterdam. (NATO Photo by USAF Staff Sgt. R. Michael Longoria) via Wikimedia Commons.