NBC’s Kristen Welker grilled Sean Duffy on the repeated air traffic control outages at Newark Liberty Airport and the transportation secretary didn’t seem convinced that his agency has a handle on the ongoing crisis.

Transportation Secretary Sean Duffy joins 'Squawk Box' to discuss the ongoing delays and air traffic control outages at Newark airport, the launch of a Newark airport emergency task force, whether it's safe to fly in the U.

Staff shortages and equipment failures at Newark Liberty International Airport have raised safety concerns in recent weeks.

The regulator still uses some computer systems that rely on floppy disks and other outdated hardware, according to one air traffic control union leader.

Transportation Secretary Sean Duffy said he has a plan to upgrade old air traffic control tech but warned more flight disruptions could come first.

US Transportation Secretary Sean Duffy said that Newark airport would see “several weeks” of reduced capacity as officials grapple with spiraling delays and safety lapses at one of the country’s busiest hubs.

Transportation Secretary Sean Duffy joins 'Squawk Box' to discuss the ongoing delays and air traffic control outages at Newark airport, the launch of a Newark airport emergency task force, whether it's safe to fly in the U.