PATNA, April 11 -- Janata Dal (United) leader Kaushal Singh (50) was shot dead by assailants on National Highway-107 under Choutham police station late on Wednesday, police said. Singh, who was nephew of Beldaur MLA Panna Lal Singh Patel, was returning home with his wife Ranju Devi when the incident took place. The reason behind the murder is said to be family and financial disputes. However, no one was arrested in this connection, police added....