An old building collapsed in the Sabzi Mandi Area in North Delhi today. According to the Fire Department, many people are feared to be trapped under the debris. Rescue operation is underway.<br />'' <br />''<span style="color: #222222;">Terming this a sad accident, Delhi Chief Minister Arvind Kejriwal has said, the administration is engaged in relief and rescue work. Mr. Kejriwal said, he is monitoring the situation.</span><br />