The week in 26 photos

A protester is engulfed in flames during clashes with riot police outside Ukraine's parliament in Kiev on February 18. <a href='http://www.cnn.com/2014/02/19/world/gallery/ukraine-protests-0218/index.html'>Violence has intensified</a> in Kiev's Independence Square, which has been the center of anti-government protests for the past few months.

A protester is engulfed in flames during clashes with riot police outside Ukraine's parliament in Kiev on February 18. Violence has intensified in Kiev's Independence Square, which has been the center of anti-government protests for the past few months.