As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 443 - DURING TAKEOFF ROLL, FLIGHT CREW REPORTED THE AIRCRAFT PULLED TO THE LEFT. ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE FOUND THE NR 1 BRAKE FROZEN UP DUE TO WEATHER CONDITIONS. FREED BRAKE, PERFORMED ENGINE POWER RUN AND HIGH SPEED TAXI AND CHECKED OK. UPON ARRIVAL IN DEN, MAINTENANCE REPLACED THE NR 1 BRAKE ASSEMBLY AS PRECAUTIONARY. (M)