New Delhi, April 19 -- Bharatiya Janata Party's national spokesperson RP Singh on Saturday expressed his grief over the collapse of a building in Mustafabad which led to the loss of four lives and said that he is looking for action by the officers of the Municipal Corporation of Delhi (MCD) against the guilty.

"The entire incident is very sad. We hope the MCD officers will investigate it and take action against those who are guilty..." Singh said, speaking to ANI.

Meanwhile, Aam Aadmi Party (AAP) leader Sushil Gupta expressed condolences over the loss of lives in the incident and blamed civic agencies and Delhi Development Authority for their long-standing negligence.

Speaking to ANI, Gupta criticised the failure to enforce structural ...