Congress leaders on Sunday condoled former external affairs minister K Natwar Singh's demise with party chief Mallikarjun Kharge hailing his profound contribution to India's diplomacy and external affairs. Singh passed away on Saturday night after a prolonged illness, family sources said. He was 93. He breathed his last at Medanta Hospital in Gurugram near Delhi, where he had been admitted for the past couple of weeks, they said. "Our deepest condolences on the passing away of Former Union Minister, Shri K. Natwar Singh ji. An acclaimed intellectual and a Padma Bhushan recipient, he made a profound contribution to India's diplomacy and external affairs," Kharge said in a post on X. "Our thoughts are with his family, friends and followers," he said. Congress general secretary in-charge communications Jairam Ramesh said, "A hugely engaging political personality. A distinguished foreign service officer. A cultured man of letters and noted author with a few classics to his credit. A .