Another air traffic control equipment outage caused the FAA to implement a ground stop for Newark Liberty International Airport bound flights Sunday morning.

Experts weigh in on what travelers can do if facing delays or cancellations, and how to be proactive for upcoming flights.

Transportation Secretary Sean Duffy plans to reduce the number of flights in and out of the Newark Liberty International Airport for the “next several weeks,” as New Jersey’s largest airport struggles with radar outages and other issues,