A small jet went off the runway Thursday afternoon shortly after it landed at Newark Liberty International Airport, an FAA spokesperson told NJ Advance Media. It was unclear how many people were aboard the Embraer business jet at the time. A spokesperson for the Port Authority of New York and New Jersey, which operates the airport, could not immediately be reached for comment. The FAA was slowing the flow of aircraft into the airport following the incident, which resulted in a temporary runway closure. “Flights into and out of (Newark Liberty International Airport are) experiencing delays,” a …