政府停摆影响航空安全，美国交通部长称：如有必要将关闭全国领空

Core Points - The U.S. government shutdown has entered its second month, increasing risks to the aviation system as stated by Transportation Secretary Duffy [1] - The Federal Aviation Administration (FAA) has had to slow down air traffic at many airports due to a shortage of air traffic controllers, which has worsened since the shutdown began on October 1 [1] - On a recent Friday, nearly 80% of air traffic controllers were absent at facilities handling flights in the New York area, leading to over 6,200 flight delays and nearly 500 cancellations across the U.S. according to FlightAware [1] Summary by Category Government Shutdown Impact - The ongoing government shutdown is causing significant operational challenges within the aviation sector, with officials warning of potential dangers to air travel if conditions do not improve [1] Air Traffic Control Shortages - The FAA reported that half of the busiest 30 facilities were understaffed, and air traffic controllers are continuing to work without pay, exacerbating the staffing crisis [1] Flight Disruptions - The staffing shortages have resulted in substantial flight disruptions, with over 6,200 delays and close to 500 cancellations reported on a single day, highlighting the immediate effects of the ongoing crisis [1]