While Mamata Banerjee is busy garnering` support in New Delhi for the controversial NRC list, the BJP is now heading to Kolkata to protest in support of the NRC. The BJP Chief today dared Mamata Banerjee to arrest him if he isn't given permission to hold a rally in Kolkata. Meanwhile the NRC survey demand has now goes beyond Kolkata. BJP MP Manoj Tiwari and MLA Raj Purohit have made a demand to conduct a similar survey in Delhi and Mumbai, claiming that there are foreign intruders in these states as well.