A private mini bus caught on fire at Vidya Nagar in Hyderabad on Tuesday night. The locals immediately alerted fire staff. The fire engines arrived on the spot and doused flames. No person was inside the bus when the bus was engulfed in flames. The cops are suspecting short-circuit might be the reason for the fire mishap. The bus is bearing registration number AP28 W2733. The police registered a case and took up investigation to know the exact cause of fire mishap.