South States Lok Sabha Election voting LIVE updates: Chidambaram votes in Sivaganga, says Tamil Nadu backs 'secular, progressive' Congress-DMK

South States Lok Sabha Election voting LIVE updates: Former finance minister P Chidambaram cast his vote in Tamil Nadu's Sivaganga constituency. He said Tamil people want a change of government both at the Centre and the state. "That's why there's overwhelming support from the secular progressive front of the Congress, DMK and other allies."