"The software patch was successful, and our redundant lines are now both working," he said, confirming that the main line went down on Sunday -- but the backup line did not. ????? ???????  

However, Duffy claimed that the issue did not technically result in an outage -- because the FAA had just performed a software update on the backup system on Friday night to prevent future outages. ????????????  

Duffy’s allegations come after an equipment issue on Sunday prompted the Federal Aviation Administration to order a 45-minute ground stop at the New Jersey airport. ?????  

"Pete Buttigieg and Joe Biden did nothing to fix this system that they knew was broken," he said, casting blame on his predecessor under Biden. "Without addressing the underlying infrastructure, they added more risk to the system," he added. ????? ???????

Duffy blamed recent telecommunications issues at Newark Liberty International Airport on former President Joe Biden's administration, claiming that it mishandled a move of air traffic control from New York to Philadelphia in 2024. ????????????