Hundreds of flights at Newark Liberty International Airport were canceled and delayed on Sunday due to an equipment outage.

Airline executives, Transportation Secretary Sean Duffy, and officials from the FAA are meeting Wednesday to discuss how to address issues facing New Jersey's Newark Liberty International Airport.

Travelers should expect crowding on PATH trains and at Newark Airport in the event of a NJ Transit strike, the Port Authority of New York and New Jersey warned.  Amid failing

Radar screens at New Jersey's Newark Liberty International Airport went black again early Friday morning. The outage happened at 3:55 a.m. and lasted about 90 seconds, the Federal Aviation Administration said.

United Airlines Chief Executive Scott Kirby told customers in an email Monday that it is “absolutely safe” to fly in and out of Newark Liberty International Airport following two weeks of technology and air-traffic control staffing issues that have plagued the New Jersey transit hub.

Three top Republican candidates for New Jersey governor participated in a fiery debate Wednesday. The contenders sparred on hot-button issues, including immigration, affordability, fixing NJ Transit and the recent problems at Newark Liberty International Airport in a debate hosted by NJ PBS and WNYC.

United Airlines CEO Scott Kirby reassured customers that Newark Airport is "absolutely safe" for travel in an email sent on Monday.

Delays and cancellations upended operations at Newark Liberty International Airport this week, after the Federal Aviation Administration (FAA) said some air traffic controllers are taking time off following recent outages.