Raipur/New Delhi: Prime Minister Narendra Modi on Sunday expressed deep grief over the demise of renowned Pandavani exponent Teejan Bai, describing her passing as an irreparable loss to India’s art and cultural landscape. The legendary folk artist, who played a pivotal role in taking Chhattisgarh’s traditional storytelling art form to national and international audiences, passed away at the age of 70 after a prolonged illness.