Investigators inspect the tail of the crashed Yak-42 aircraft as an Emergency Situation Ministry IL-76 plane prepares to take off at airport Tunishna outside Yaroslavl September 9, 2011.The crash of the aircraft outside the city of Yaroslavl, whose passengers included players and coaches of a team that includes foreign stars, plunged Russia's sports world into grief and marred a showcase political forum featuring President Dmitry Medvedev. REUTERS/Denis Sinyakov (RUSSIA - Tags: TRANSPORT DISASTER SPORT ICE HOCKEY TPX IMAGES OF THE DAY)