не помню
вот из яху
http://news.yahoo.com/s/ap/20110125/..._airport_blast
"The blast undermines confidence in Russia's security ahead of Medvedev's high-profile appearance this week seeking investors at the World Economic Forum in Davos, Switzerland. The
attack also called into question Russia's ability to safely host major international events like the 2014 Winter Olympics in Sochi and the 2018 World Cup."