Police chase students from the Nepal Student Union (NSU) who set fire to a government motorcycle during a protest in Katmandu, Nepal, on April 20, 2012. Reports state that the NSU, a student organization of the Nepal Congress party, and the All Nepal National Free Students' Union (ANNFSU), a student organization of CPN-UML, clashed in Katmandu and in the resulting violence around a dozen people were injured and three government vehicles were set on fire.