As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON TAKEOFF ROLL THE PILOT NOTICE A VIBRATION IN THE AIRFRAME, THEN ABORTED TAKEOFF AND TAXIED TO THE NEAREST TAXIWAY AND NOTIFIED MAINTENANCE. UPON ARRIVAL MAINTENANCE NOTICED THE NOSE WHEEL WAS FLAT. THE NOSE WHEEL WAS DAMAGED TOO MUCH TO BE ABLE TO DETERMINE WHAT CAUSED THE FLAT TIRE.