A combination photo shows World War Two veteran and retired Lieutenant General Vitaly Rybalka, 92, in an undated handout photo (L) and posing for a picture in front of a Yak-9 fighter Soviet aircraft at the Central Air Force Museum in Moscow region, Russia on April 26, 2015. Rybalka, a Soviet military pilot and then air squadron commander, served at the Western, 1st and 2nd Ukrainian fronts. (Photo by Maxim Zmeyev (R)//Family Handout via Reuters (L))
