MUMBAI: Passenger jets don’t just go off course, do they? They can. And over the last fortnight, at least 20 airline and corporate jets overflying Iran did exactly that, courtesy fake GPS signals sent from the ground that overpowered aircraft’s own navigation systems.Among aircraft waylaid by rogue GPS signals were the Boeing 777, 737 and 747. The targeted 777 was led so much off course that crew were forced to ask Baghdad ATC, “What time is it, and where are we”, said a report by Ops Group –...