As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION: CRACK IN CANISTER, WELDED NR 3 IN STA. WS148 AT LH MAIN FUEL TANK. (AI) SUMMARY: ON NRC 00356 CRACK IN CANISTER, WELDED NR 3 IN STA. WS148 AT LT MAIN FUEL TANK WAS REPAIRED PER INSTRUCTIONS OF CRJ-900 REO 670-57-42-577 REV-.