Hyderabad: Malkajgiri MLA Mynam-pally Hanumantha Rao, angry with the BRS for denying his son a poll nomination, on Friday announced his resignation from the party. It is learnt that Chief Minster K. Chandrashekar Rao would announce Marri Rajashekar Reddy, son-in-law of minister Ch Malla Reddy, as the BRS candidate for Malkajgiri. Hanumantha Rao was angry with the BRS leadership for …