Hyderabad Gummadi Vithal Rao Popular revolutionary balladeer and former Maoist party ideologue Gummadi Vithal Rao, alias Gaddar, died on Sunday following a brief illness at a private hospital in Hyderabad, a hospital bulletin said. Born in 1946 at Toopran in Kamareddy district in Telangana, Gaddar briefly joined Canara Bank in 1975, before taking to revolutionary politics. Last month, he announced …