The DMK said today it will boycott assembly proceedings till steps are for taken for the permanent closure of Vedanta Sterlite Copper Plant in Tuticorin. "All previous clearances to Sterlite copper plant have to be cancelled," DMK leader MK Stalin said. 

Commenting on the latest development of closure of the Tuticorin plant, he said, "This is a windows to help Sterlite obtain a favourable order from courts. Speaker expunges calling police firing deaths murder 

Murder case ought to be filed in the police firing case. They have to be removed from their positions."