Assam CM Himanta Biswa Sarma on Tuesday criticised Osama Shahab, son of deceased former MP Mohd Shahabuddin, who is making his debut in Bihar Assembly polls. CM Sarma said Osama Shahab shares his first name with terrorist Osama Bin Laden and his victory in polls will spell "defeat for Hindus". Bihar to go to polls on November 6 & 11.