New Delhi, Oct 9 (UNI) Leader of the Opposition in the Lok Sabha Rahul Gandhi on Friday spearheaded the INDIA bloc's escalating confrontation with the Election Commission of India (ECI), leading opposition MPs to Rashtrapati Bhavan with a demand for Chief Election Commissioner Gyanesh Kumar's resignation, an immediate halt to the Special Intensive Revision (SIR) of electoral rolls and the restoration of 13.8 crore voters allegedly deleted from the lists.