Gachibowli Police and the Eagle Team arrested former University of Hyderabad student Biswajit Kalita alias Biswa in a drug supply case. Hyderabad: The Gachibowli Police, along with the Eagle Team, have nabbed one Biswajit Kalita alias Biswa (28), in connection with a drug supply case. Based on the information, Gachibowli Police and the Eagle Team traced Biswa and nabbed him on the campus.