Russia's presidential election takes place on Sunday, Mar. 4. Rock Center Correspondent Harry Smith journeyed to Moscow where he met blogger Alexei Navalny, a vocal opponent of Vladimir Putin and his party United Russia. Navalny has galvanized protesters through social media and uses his website to expose alleged political corruption. The prospect of Putin returning to the presidency has generated protests in Russia not seen since the fall of Communism. The surging public outrage has left some wondering if a movement is afoot in Russia similar to that of last year's Arab Spring.