Newark Liberty International Airport briefly lost touch with the world early Friday.
The outage that prevented air traffic controllers from knowing which planes were in the air took place at 3:55 a.m. and lasted for 90 seconds, the Federal Aviation Administration said, according to ABC.
The FAA pointed to a “telecommunications outage that impacted communications and radar display at Philadelphia TRACON Area C,” the facility that covers the Newark airspace. Newark is one of the nation’s busiest airports.

Air traffic control systems at Newark went dark last week for between 60 and 90 seconds. During that time, controllers could not talk to aircraft.
“There was a glitch in t …