In this Dec. 5, 2018, file photo, a child waits in a queue for free food as thousands gather to mark Bhim Rao Ambedkar's death anniversary at Chaithyabhoomi in Mumbai, India. Ambedkar, an untouchable, was one of India's prominent freedom fighters and the chief architect of the Indian Constitution that outlawed discrimination based on caste. (AP Photo/Rajanish Kakade, File)