Three L-39 jets from the Vyazma Russ aerobatic squadron perform during the international air show "Gydroaviasalon...
Three L-39 jets from the Vyazma Russ aerobatic squadron perform during the international air show "Gydroaviasalon 2010" in town of Gelendzhik, September 9, 2010. REUTERS/Ilya Naymushin (RUSSIA - Tags: TRANSPORT BUSINESS MILITARY)