As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL FOUND THE LEFT NACELLE OUTBOARD UPPER WING SKIN TO NACELLE ATTACH ANGLE CRACKED. THEY STOP DRILLED THE CRACK AND INSTALLED DOUBLER OVER THE SPLICE AREA IAW FAIRCHILD ARP 54-20-9101. (M)