As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED REJECTED TAKEOFF AT PHL DUE TO CAPTAIN’S AIRSPEED INDICATOR BEING STAGNANT. MAINTENANCE INSPECTED AIRCRAFT, FOUND PITOT PROBE PARTIALLY OBSTRUCTED WITH BIRD REMAINS, PERFORMED BIRD STRIKE INSPECTION, REMOVED AND REPLACED LEFT PITOT PROBE AND PERFORMED CHECKS USING AIRCRAFT MAINTENANCE MANUALS. AIRCRAFT RELEASED FOR SERVICE.