After concluding his Japan tour, a mechanical fault has been detected in the flight carrying Prime Minister Tarique Rahman back to Dhaka. As a result, his travel is being delayed. After the mechanical fault was detected, the aircraft carrying him was taken back to the tarmac.The flight of Biman Bangladesh Airlines was scheduled to take off around 6 pm local time on Thursday. However, about 40 minutes after the scheduled time, the pilot informed that the journey was being delayed due to a mechani...