Technology and staffing problems have plagued the airport, one of the nation’s busiest hubs. Officials say they are trying to resolve the issues, but concerns remain.

Over the past two weeks, several equipment outages at the Philadelphia-based air traffic control center that guides planes to and from Newark Liberty International Airport, have raised questions on just how safe it is to fly at one of the nation’s busiest airports.

Newark airport's been plagued with issues that have travelers like me concerned about safety. It's not dangerous, but delays are a bigger concern.

Transportation Secretary Sean Duffy explained Wednesday that he recently changed his wife’s flight to avoid the embattled Newark Liberty International Airport — but not because of safety issues.

Several times over the last year, Newark controllers lost radar or radio service, leaving them unable to talk with planes they were tracking.

Sunday's incident marks the fourth time in the past two weeks that technical problems have disrupted air traffic at Newark.

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

Airline chief executives are poised to work with US aviation officials to throttle back more Newark airport flights, a fix that may ease short-term safety concerns but won’t solve long-term problems.

From Washington to Newark, recent aviation mishaps are prompting Congress to scrutinize safety protocols, revealing a pattern of miscommunication, unauthorized flights, and technical failures. Senior Federal Aviation Administration officials on Wednesday testified before the Senate Commerce Committee about systemic vulnerabilities in air traffic control,