Gen. Philip M. Breedlove, U.S. Air Forces in Europe and Air Forces Africa commander, welcomes Bulgarian air chief, Maj. Gen. Costantin Popov, Feb. 11, 2013 to Ramstein Air Base, Germany. Breedlove and Popov conducted a routine air chief office call to build partnerships and discuss the betterment of both nations. (U.S. Air Force photo by Airman 1st Class Dymekre Allen/Released)