As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRONT ENGINE TURBO EXHAUST STACK RETAINER CLAMP (TURBINE OUTLET LIP) BAND CLAMP PN S19212 STRAP PORTION FRACTURED AND EXHAUST STACK FELL OFF AIRCRAFT ON TAKEOFF. CLAMP MAY HAVE BEEN CRACKED, AND IT HAD NOT BEEN DETECTED BEFORE FAILURE OCCURRED. CLOSER VISUAL INSPECTION SHOULD BE INITIATED, DURING ROUTINE INSPECTIONS. OR PART SHOULD BE REPLACED AT ENGINE OVERHAUL.(K)