As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY DECLARED. FLIGHT RETURNED TO DEPARTURE DUE TO ALTIMETER UNRELIABLE AND AIRSPEED INDICATION DISAGREE. LANDING UNEVENTUL. REMOVED AND REPLACED CAPTAINS PITOT PROBE IAW AMM 34-11-01. LEAK AND OPERATIONAL CHECKED GOOD. AIRCRAFT WAS GROUNDED.