Ukrainian opposition leader Arseniy Yatsenyuk looks at the crowd from a stager during a Pro-European Union rally in Independence Square in Kiev, Ukraine, Sunday, Dec. 15, 2013. About 200,000 anti-government demonstrators converged on the central square of Ukraine’s capital Sunday, a dramatic demonstration that the opposition’s morale remains strong after nearly four weeks of daily protests. (AP Photo/Sergei Chuzavkov)