As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WING INTERNAL DOUBLER CRACKED ABOVE NR 4 FILL VALVE. ACCOMPLISHED STEPS 6A1 THRU 6A4 ON PRELIMINARY EO NR DC8-5730-28500-A DATED 1-28-08. ACCOMPLISHED STEP 6AS-6AG. OK TO INSTALL REPAIR. COMPLETED REMAINING STEPS THRU 6A(9) OF EO DC8-5730-28500.