Last year, Sound Opinions hosts Jim DeRogatis and Greg Kot racked up lots of frequent flier miles during the Sound Opinions World Tour with trips to Sweden, Japan, South Africa and Mexico. This year, just in time for the Winter Olympic Games, they grab their passports once again and head for Russia, Moscow-based music critic Artemy Troitsky serves as their guide, revealing Russia's complicated rock ‘n’ roll history. Sunday at 2pm.