A man holds a Ukrainian flag as smoke rises in the background during clashes between police and pro-European protesters in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST)