ATLANTA — The FAA has issued a departure delay alert for Hartsfield-Jackson Atlanta International Airport on Friday. The alert comes as the FAA begins reducing flight traffic by 10% at 40 airports across the country, including Atlanta. According to the FAA, departures have been delayed an average of 30 minutes and is increasing.

Major U.S. airports are among those facing 10% reductions in air traffic Friday due to the government shutdown.

Transportation Secretary Sean Duffy said at a news event in Washington, DC on Friday afternoon that if the shutdown continues for much longer, more unpaid air traffic controllers will stop showing up...