The Enforcement Directorate (ED) has issued a lookout notice against Kolkata Police Deputy Commissioner (DCP) Shantanu Sinha Biswas, fearing he may attempt to flee the country. The notice was issued in connection with a money laundering case involving criminal Biswajit Poddar, alias Sona Pappu. ED officials said that Shantanu was summoned for questioning several times but has not yet appeared.