As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NO AIRSPEED INDICATION ON F/O SIDE ON TAKEOFF ROLL. RETURNED TO GATE. BITE CHECK OF ADIRU OK. PERFORMED PITOT STATIC CHECK OF ADR 2, NO AIRSPEED RESPONSE. ASSIGNED MEL FOR ADR 2 CAT III. REMOVED AND REPLACED ADR NR 2 IAW AMM 34-11-17. OPERATIONAL CHECK GOOD. CLEARED MEL.