As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6326 - IAD-ROC - AIRCRAFT ABORTED TAKEOFF DUE TO CWS SOUNDED DURING TAKEOFF ROLL. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND GROUND RAN AIRCRAFT AND COULD NOT DUPLICATE PROBLEM. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)