Travel woes at Newark Airport continued Monday after a weekend featuring another radar outage, a ground stop and dozens of flight cancellations and delays. The FAA announced Newark was operating on a ground delay program,

Transportation Secretary Sean Duffy said Newark Liberty International Airport would reduce flights for several weeks after delays and equipment issues.

An unspecified “telecommunications issue” forced the 45-minute shutdown at the delay-plagued airport, the Federal Aviation Administration said.

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