A father fought off a knife-wielding carjacker who was trying to drive off with his car and three-year-old son . The incident which happened at an Aldi supermarket car park in Manchester was caught on CCTV footage Independent.ie reports: Tahir Mehmood, 35, had popped into Aldi and was returning with a bunch of flowers when he saw his wife and five-year-old child outside his car and the carjacker in the driver’s seat. But his youngest son, aged three, was still in the back seat. Mr Mehmood dashed to the car and dived in the front passenger seat. The car thief pulled out a knife and threatened to stab him, trying to reverse the vehicle as he grappled with Mr Mehmood. But he bumped into another car behind them and then ran off. Police have now issued the CCTV footage of the incident at around 7.40pm on Monday April 16 at the Aldi car park in Gorton, Manchester. Detective Sergeant Shagufta Khan of Greater Manchester Police, said: “Fortunately, the family escaped the ordeal without injury and have been extremely courageous by helping us with the investigation. “This terrifying sequence of events only lasted for a few moments but the psychological implications [...]