National Award-winning choreographer K Sivasankar dies due to COVID-19 related complications at the age of 72 on Sunday. According to the sources at the hospital, where he was being treated for the coronavirus, the Telugu choreographer died yesterday in Hyderabad, reports news agency PTI. Sivasankar's eldest son also tested positive for COVID-19 and is undergoing treatment for the viral infection. After K Sivasankar's death, several members of the film fraternity mourned him on social media. Actor-philanthropist Sonu Sood, who extended financial support to K Sivasankar's family to pay the medical bills for the choreographer's expensive treatment for COVID-19 last week, tweeted: "Heartbroken to hear about the demise of Shiv Shankar masterji.