New Delhi, July 27 -- Groups of young people transformed into cleaners, medics, security guards, cooks, artists and organisers, without ever being asked, to help keep the protest at Jantar Mantar running smoothly. Some swept rain-soaked pavements littered with disposable plates and water bottles from the previous night. Others unloaded cartons of donated food. Tea was poured into paper cups. Breakfast packets changed hands. A small medical camp arranged medicines.P6...