As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6198 - IAD-BDL - DURING CLIMB MADE AN UNSCHEDULED LANDING DUE TO RIGHT ENGINE INBOARD COWL CAME LOOSE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE RESECURED COWL. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)