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.

Transportation Secretary Sean Duffy was asked about backup air traffic control systems, and outages at Newark Airport.

The regulator still uses some computer systems that rely on floppy disks and other outdated hardware, according to one air traffic control union leader.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 is scheduled to provide an update on Newark Liberty International Airport Monday afternoon. The Federal Aviation Administration briefly slowed air traffic at

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

Radar screens that monitor Newark Liberty International Airport in New Jersey went completely black for about 90 seconds early Friday morning, according to a new report from ABC News. The outage comes after an identical problem last week when air traffic control screens for the same airport went dark for about 60-90 seconds.