As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK ON CENTER EXHAUST SHROUD ON THE FORWARD WELDED TROUGH. STOP DRILLED ENDS OF CRACK AND WELDED SHUT THE CRACK DAMAGE WITH AMS4951 FILLER ROD SHIELDING BOTH SIDES WITH ARGON GAS, AND PART MARKING IAW BOMBARDIER REPAIR DRAWING 8-78-351.