Those across-the-board cuts prompted the FAA starting last Sunday to require employees to take one unpaid day off every two weeks, effectively meaning a 10% daily cut to the FAA's workforce of air-traffic controllers.
Both British Airways and Air France, the only airlines to fly Concordes, suspended operations to carry out multi-million pound refits after an Air France Concorde burst into flames on take-off from Paris in July 2000, killing 113 people on board and on the ground.