New Delhi: A part of Humayun’s tomb in Nizamuddin area of Delhi collapsed on Friday, according to Delhi Fire Services, eight to nine people were trapped.The rescue teams have reached the site and efforts are underway to locate and assist those who may be inside.A call about a part of a dome fall was received around 4.30 pm. The monument is a tomb in the middle of the 16th century which is often visited by tourists. (Waiting for further details)