As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE LT ENGINE TORQUE SHOWED 10 PERCENT AND THE FLIGHT RETURNED TO PIT. MAINTENANCE INSPECTED AND REMOVED DEBRIS FROM THE IBV CONNECTOR IN ACCORDANCE WITH SMP. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.