KOLKATA: Dengue continues to claim lives in Kolkata and Bidhannagar with two senior citizens being the latest victims of the vector-borne infection. The two - one from Salt Lake and the other from Baghajatin - died of the disease on Thursday night. Both were being treated in the same hospital off EM Bypass. While Kolkata has reported at least a dozen dengue deaths this year, this is the first death in...