mumbai a civic activist aftab siddiqui has lodged a police complaint against two men claiming that they had introduced themselves as mns activists and made derogatory remarks on twitter after she had complained to bmc and got an mns hoarding removed khar police have lodged an fir of defamation against the two mensiddiqui said in her statement to the police that she had seen an mns hoarding on linking road near national college and tweeted it on may 16 that it was illegal and should be pulled down the next day bmc pulled down the hoardingon may 18 she received messages on twitter from prakash natekar and avishkar shingade who introduced themselves as mns party workers they allegedly made derogatory comments asking her why she got the hoarding removed she told toi that whistleblowers have to face such kind of unparliamentary language of those who threaten