Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four New Military Aircraft Took to the Skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four new military aircraft took to the skies in 2015 Four New Military Aircraft Took to the Skies in 2015