As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, THE MAIN CABIN DOOR OPENED, AND FLIGHT 2447 RETURNED TO ABE, AIRCRAFT N441JS WAS THEN FERRIED TO CAK. THIS IS CURRENTLY STILL UNDER INVESTIGATION. AN UPDATED ODR WILL BE PROCESSED WHEN THE INVESTIGATION HAS BEEN COMPLETED.