New Delhi, May 28 (ANI): Senior BJP leader M Venkaiah Naidu took charge as the country’s Urban Development minister on Wednesday. After taking charge he said that by 2020 everyone should have a 'pucca' house which is very difficult but not impossible. He also said that focus will be there to develop 100 new smart cities which is the dream of PM Narendra Modi. Twin city and infrastructure for satellite towns will also be the focus. He added that cleanliness and sanitation will be given priority focus.