Ranchi, April 4 -- Top Maoist leader Prashant Bose aka Kishan da, who had been jailed for the last four years, died in a hospital in Ranchi on Friday, police said. "The health condition of Bose, who had been lodged in Birsa Munda Jail, deteriorated this morning, but he died during treatment. The exact cause of his death is yet to be ascertained," Ranchi SSP Rakesh Ranjan said. P9...