Two Bihar politicians, JD leader Shyam Rajak and Madhepura MP Rajesh Ranjan, faced angry mobs while travelling. Patna/Lucknow/Bhopal: Protesters stopped trains and blocked highways in Bihar and Uttar Pradesh and shopkeepers downed shutters in some other northern states during a Bharat Bandh Thursday against the recent amendment to the SC/ST Act. Shops, schools and other commercial establishments were closed in …