Union-Minister Hardeep Singh Puri and Delhi Deputy-CM Manish Sisodia went back and forth on Twitter over the centre's move regularise nearly 2,000 unauthorised residential-colonies in the national-capital. Mr Sisodia questioned Mr Puri over what he said were discrepancies in the FAQs section of the DDA website, alleging the centre was misleading the public and challenging him to "give a straight answer yes or no".