Bolshoi ballet chief has surgery after acid attack - Article Photos 1/5

FILE - In this Friday, Nov. 18, 2011 file photo, then, Russian President Dmitry Medvedev, left, speaks with choreographer Yuri Grigorovich, center, and Bolshoi ballet art director Sergei Filin as he attends the premiere of Sleeping Beauty in the Bolshoi Theater in Moscow, Russia. Filin was attacked Thursday night, Jan. 17, 2013, by an unknown person who splashed acid onto his face. (AP Photo/RIA Novosti, Dmitry Astakhov, Presidential Press Service, File )