<span style="color: #222222;">Prime Minister Narendra Modi today reviewed situation prevailing in various parts of Delhi. In a series of tweets, Mr Modi said, police and other agencies are working on the ground to ensure peace and normalcy. </span><br />'' <span style="color: #222222;"><br />''He said, Peace and harmony are central to country's  ethos and appealed to everyone to maintain peace and brotherhood at all times. Prime Minister said, it is important that there is calm and normalcy is restored at the earliest.</span>