As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT TOOK OFF OUT OF CRW, GROUND CREW NOTICED SMOKE COMING FROM LEFT LANDING GEAR. REQUESTED EMERGENCY EQUIPMENT AT BWI WHEN AIRCRAFT LANDED. MAINTENANCE FOUND LEFT BRAKE CALIPER LEAKING. REMOVED AND REPLACED BRAKE CALIPER. OK FOR CONTINUED SERVICE.