A Russian officer stands in front of a TU-160 bomber, or Blackjack, at a military airbase in Engels, some 900 km (559 miles) south of Moscow, August 7, 2008. The Russian defence ministry invited journalists on a tour of the base that is home to a part of the country's bomber fleet. Picture taken August 7, 2008. REUTERS/Sergei Karpukhin (REUTERS)