A policeman wields his baton against a demonstrator near the presidential palace during a protest rally in New Delhi December 22, 2012. Indian police used batons, tear gas and water cannon to turn back thousands of people marching on the presidential palace on Saturday in intensifying protests against the gang-rape of a woman on the streets and on social media. REUTERS/Adnan Abidi (INDIA - Tags: CRIME LAW POLITICS CIVIL UNREST)