Prime Minister Narendra Modi has congratulated all those cities who have secured top positions in Swachh Survekshan 2020.<br />'' <br />''In a tweet, Mr Modi hoped that other cities will also be inspired to further ramp up their efforts towards ensuring cleanliness.<br />'' <br />''<span style="color: #222222;">He said, the competitive spirit strengthens the Swachh Bharat Mission and benefits millions.</span>