Police has launched a state-wide drive to check the details and the background of the Afghan people living in West Bengal and the instructions given by the State Home Department is an effort to trace the movement of the Afghan citizens living in India and maintain a basic surveillance on them to avoid any kind of untoward incident, reports webindia123.com on August 24 (today). Police have also been asked to maintain a checklist including authentication of passports, duration of visas and a fresh background check. We need to keep a watch so that the Taliban don't enter and use the soil for terrorist activities, said official