Kolkata: Deputy election commissioner Sanjay Kumar visited North 24 Parganas and South 24 Parganas on Thursday to review SIR work, a source said. "North and South 24 Parganas have the highest number of fake voters so far. Kumar held a meeting with the Bengal CEO," the source said. The EC's full bench will hold a video conference with the commission officials of Bengal on Friday to review the progress of SIR.