BWI Marshall Airport is among 40 major U.S. hubs that will see flight capacity reduced by 10% , a move that could disrupt travel plans as the busy holiday season begins.

The Federal Aviation Administration said the cutbacks, which take effect Friday, are needed to maintain safety amid a nationwide shortage of air traffic controllers worsened by the ongoing federal government shutdown. The FAA oversees more than 44,000 flights daily and said the restrictions would remain in place “as long as necessary.”

The two other regional hubs, Washington Dulles International and Ronald Reagan Washington National, are also on the FAA’s list, released Thursday, which also includes, among other major hubs, Atlanta, Miami, Dallas and Los Angeles.

“The timing is particularly bad as it coincides with th

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