Rohit Tandon, a Delhi lawyer investigated for money laundering after a massive stash of crores was found during raids in his office, has been arrested by the Enforcement Directorate. Mr Tandon is accused of laundering nearly 70 crores of black or untaxed money since the notes ban last month. In October, he had reportedly declared an unaccounted income of 125 crores to taxmen after raids at his home and office.