Flights grounded across US due to ‘extraordinary circumstances’, FAA says

The US Federal Aviation Administration (FAA) grounded all flights nationwide on Friday afternoon “due to extraordinary circumstances and for reasons of safety”. The FAA notice said the ground stop was being imposed because of communications problems at regional air traffic control centres.

Transportation Secretary Sean Duffy said there was a communications issue affecting the 22 regional air traffic control centres that direct planes en route between airports nationwide. He said FAA technicians...