"WHEN a distressed father is reporting his daughter’s disappearance to a policeman in India, there are some questions he doesn’t want to hear. “What is your caste?” is one of them. Yet, the father, Sohan Lal, said this was the first thing the police asked him last Tuesday, when he begged them for help. After revealing his low-caste background as a Shakya, Mr. Lal said the officers mocked him and refused to lift a finger. Hours later, Mr. Lal’s daughter, 12, and a female cousin, 14, were found hanging by their scarves from a mango tree in Katra Saadatganj, in the state of Uttar Pradesh. They had been raped. His daughter had last been seen with a group of brothers from the Yadav caste, which is the dominant caste in the village..."