Bihar Police on Sunday arrested don-turned-politician Anant Kumar Singh, popularly known as Chhote Sarkar, in connection with the death of Jan Suraaj supporter Dular Chand Yadav during election campaigning in Mokama three days ago.

The JD(U) candidate, who is contesting the election as a NDA nominee, was arrested by the police from his house in Mokama in the wee hours on Sunday.