Traffic at Newark Liberty International Airport in New Jersey was temporarily interrupted on Wednesday after a JetBlue flight headed to Florida experienced an engine failure during takeoff and was forced to return, authorities confirmed.

An investigation is underway following a shooting at a recording studio in Newark, New Jersey, which left two people dead and two others injured on Wednesday, officials said.

United Airlines faced major disruptions Wednesday night after a “technology issue” prompted a temporary ground stop, delaying nearly 1,100 flights and canceling over 150.

A United Airlines flight bound for Los Angeles was forced to return to Newark Liberty International Airport on Monday after a mechanical issue was detected mid-flight.