The airport that the plane was at wasn't identified.
Port Authority officials told NBC New York that Jetblue ground crew found a New Jersey man sitting in the cockpit of a jet that had just arrived from the Dominican Republic.
The 26-year old Atlantic City man was removed from the plane by airline officials and later transported to Jamaica Hospital for observation NBC New York reported.
According to NBC, the New Jersey man was a passenger onboard the flight who refused to deplane due to the belief that a group of people were looking to harm him.
The passenger has been arrested and charged with trespassing.
We'll update this story when we learn more.