Kolkata rape-murder: "Nabanna Abhijaan" protests turn ugly; stones hurled, police resort to lathicharge

Protesters started rallies with "We Want Justice" slogans and demanding resignation of Chief Minister Mamata Banerjee started marching towards state secretariat Nabanna amid major security beef up in Kolkata and Howrah Bridge, Santragachhi and other areas. Nabanna Abhijaan (Nabanna March) was organized by "Paschimbanga Chhatra Samaj", an organization which claimed to represent student's community.