As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEPLOYING SPOILERS CREATED A LT ROLL OF 5 DEGREES PER SECOND. AILERONS BINDED DURING APPROACH, AILERONS HEAVY DURING APPROACH. FOUND SLAT PANEL DRAINS BLOCKED BY ICE, WATER LEAKED OUT OF SLANT PANEL AND DOWN ONTO AILERON AND SPOILER CABLES, FREEZING THEM UP. THAWED ALL AND CHECKED. OPS CHECKED GOOD IAW DC-9 MM CHAPTER 27.