Chandigarh, Oct. 17 -- The Centre has sought a detailed report from the Punjab government on the killing of anti-drug activist Parwinder Singh, popularly known as Jhota, as his family continued its protest for a fourth day today, refusing to accept his body until its demands, including a CBI investigation, are met.

In a letter addressed to the Punjab Chief Secretary, the union government referred to the activist's killing on October 13 in Mansa and sought details of the action taken by the state authorities.

"The State Government is requested to furnish a comprehensive factual report regarding the incident, and steps taken by the State Government in this case," the letter said.

The communication described Jhota as an activist who had cam...