A U.S. Air Force F-22 Raptor aircraft with the 49th Fighter Wing, Holloman Air Force Base, N.M., pulls up for air refueling over the Nevada Test and Training Range during a training mission as part of Red Flag 11-3, Mar. 3, 2011.
Red Flag is an advanced aerial combat training exercise held four to six times a year to train pilots from the U.S., NATO and other allied countries for real combat situations. (DoD photo by Airman 1st Class George Goslin, U.S. Air Force). Original public domain image from Flickr