The failure was the second such incident in the past two weeks, amid continuing concerns over safety at the airport.

United Airlines is facing a financial hit and potential long-term reputational harm as flight delays and cancellations pile up due to ongoing disruptions at Newark airport - one of its largest hubs and among the busiest in the country.

On April 28 at about 1:27 p.m. local time, the air traffic controllers monitoring the skies above New Jersey’s Newark Liberty International Airport came face to face with their worst-case scenario: With radar and radio contact suddenly cut,

Yet another equipment outage at Newark Liberty International Airport​ caused a ground stop and widespread delays on Sunday.

The Federal Aviation Administration said Friday that it suffered a new outage at a Philadelphia facility overseeing air traffic at Newark Liberty airport, the latest in a string of equipment woes that have hindered traffic and raised public alarm.

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

Because of the way airline networks are structured – particularly at United Airlines, which runs a major hub at Newark – delays and cancellations at that airport can have knock-on effects on flights scheduled to use the same planes later in the day on other routes.

Air traffic controllers for Newark International Airport experienced a second total blackout of its radar and communications for about 90 seconds overnight, according to the FAA. The White House said a copper wire is again to blame,

Federal officials announced multiple technical upgrades and increased staffing after controllers lost all radar and radio contact with aircraft for approximately 90 seconds.

CHICAGO (Reuters) -United Airlines is facing a financial hit and potential long-term reputational harm as flight delays and cancellations pile up due to ongoing disruptions at Newark airport - one of its largest hubs and among the busiest in the country.

Newark approach lost radar and comms with at least 16 commercial jets. Many circled in oval loops before landing elsewhere. A CNN data analysis reveals the ripple effects from the outage.