As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED- PASSING THROUGH 10,000 FEET, CREW RECEIVED AN EICAS MESSAGE FOR BAGGAGE DOOR OPEN WITH AN ASSOCIATED RED DOOR OPEN ON THE DOORS PAGE. CREW NOTICED WHISTLING NOISE WITH A CHANGE IN EAR PRESSURE. SINCE WE WERE HERE IN MIAMI AND KNOWING THE WEATHER WAS AWFUL IN THE NORTHEAST, CREW DID AN AIR RETURN BACK TO MIAMI. CORR ACTION- MX FOUND TORN BAGGAGE DOOR SEAL. R&R'D DOOR SEAL LEAK AND OPS TEST GOOD.