AFTER POST-MORTEM examination was conducted on singer KK at the state-run SSKM Hospital, the preliminary autopsy report has ruled out foul play in the death, police sources said on Wednesday. “The exact cause of death will be ascertained after receiving the autopsy report,” an officer said. The preliminary findings of the report also mentioned that the well-known Bollywood singer Krishnakumar Kunnath, popularly known as KK, who died hours after a live concert here on Tuesday, indicated that he died due to cardiac arrest, a senior police officer said on Wednesday. KK was declared dead on arrival by doctors at a hospital. “The initial report suggested that the singer died because of myocardial infarction. There was no foul play behind his death. Clinical examination also found that the singer was having prolonged cardiac issues,” the officer said, adding, the final report would be available after 72 hours. Later in the day, KK's mortal remains were taken to Rabindra Sadan where the late singer was accorded a gun salute in the presence of his family, CM Mamata Banerjee and her Cabinet ministers.