PATNA, July 7 -- The Bihar Police till late on Sunday was clueless abut the shocking murder of prominent Patna-based industrialist, Gopal Khemka, in the heart of state capital. Meanwhile, the family of slain businessman has sought police protection as two members of family have been killed in identical manner within seven years. Khemka was shot dead by an unidentified shooter when he was at the gate of his residence at Ramgulam Chowk under Gandhi Maidan police station at around 11.30 pm on Friday. Gaurav Khemka, businessman's younger son, wrote in a statement that he sought police protection for his family. "After the murder of my father, I and my family are scared and so we request the state government and police to provide us security to ensure the safety of the family," his statement read. P3...