Cheol-Soo leaves after casting his ballot at a polling station in Seoul

 
Cheol-Soo leaves after casting his ballot at a polling station in Seoul
Ahn Cheol-Soo (C), the Seoul National University professor and founder of software company Ahnlab Inc. leaves after casting his ballot at a polling station in Seoul April 11, 2012. REUTERS/Huh Gyong/Pool