A protester aims fireworks at police during clashes, in central Kiev, Ukraine, Thursday, Jan. 23, 2014. Thick black smoke from burning tires engulfed parts of downtown Kiev as an ultimatum issued by ... more 
A protester aims fireworks at police during clashes, in central Kiev, Ukraine, Thursday, Jan. 23, 2014. Thick black smoke from burning tires engulfed parts of downtown Kiev as an ultimatum issued by the opposition to the president to call early elections or face street rage was set to expire with no sign of a compromise on Thursday. (AP Photo/Efrem Lukatsky) less 
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Associated Press | Photo By AP Photo/Efrem Lukatsky
Thu, Jan 23, 2014 12:00 PM EST