As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:NA***EMERGENCY DECLARED*** DESCENDING THROUGH FL260 A/P ENGAGED VNAV SELECTED EXPERIENCED UNRELIABLE AIRSPEED ON CAPTAINS SIDE PERFORMED QRH PROCEDUREC/W OPS CK OF ADC'S PER AMM 34-12-00-715-001 NO FAULTS NOTED AT THIS TIME. VERIFY & CHECKED FOR ANY TYPE OF OBSTRUCTION OF PITOT PROBE NONE FOUND. OK TO CONT.