Business United Airlines flight returns midair after possible security threat 3 hours ago Financial News A United Airlines flight bound for Spain turned around midair due to a possible security threat, after someone named their Bluetooth device a “certain four-letter word,” according to air traffic control audio. #cnn #news #aviation Post navigation Previous India Eases Fuel Export Duties as Crude Oil Prices Remain VolatileNext Colombia’s presidential election set for high-stakes run-off | DW News