Thousands of flights were grounded after a breakdown in air traffic control in the UK. Reports link the problem to flight data associated with a military aircraft. That triggered the system. The head of NATS faces backlash over a pay package worth 1.5 million pounds. The failure caused major travel problems. Passengers faced cancellations and delays around the nation, leaving many travellers stranded.
Separately, Sydney Airport had flight disruptions. The disruptions were caused by an air traffic controller shortage. The disruptions brought long waits for passengers in that city.