Prayagraj: After Azad Samaj Party (Kanshi Ram) chief Chandrashekhar Azad was stopped from meeting the family rape victim in Kaushambi district near Prayagraj, the Uttar Pradesh police detained 20 people in connection with stone pelting and vandalisation of vehicles in a nearby village of Karchana area. According to Yamuna Nagar Deputy Commissioner of Police (DCP).