A local court in Hyderabad has issued four more non-bailable warrants (NBWs) against businessman Vijay Mallya in connection with alleged dishonour of cheques amounting to two crore rupees to GMR Hyderabad International Airport. <br/><br/>The 11th Special Magistrate at Erramanjil Courts complex in Hyderabad yesterday issued the NBWs against the grounded Kingfisher Airline Chairman and another senior official of the company after they did not appear before the court. The NBWs have to be executed by 29th of this month.