Mumbai, Oct. 23 -- The Enforcement Directorate (ED), investigating the property dealings of late gangster Iqbal Mirchi - a close aide of fugitive gangster Dawood Ibrahim - in a money-laundering case, on Tuesday arrested businessman Humayun Merchant, 70. The ED termed him a "frontman", who was given power of attorney (POA) by Mirchi after the latter fled the country. Later in the day, the agency arrested one Rinku Despande, for allegedly forging documents....