What was found
SLAT DISAGREEMENT LIGHT ILLUMINATED UPON SLAT EXTENSION. FLIGHT CREW VERIFIED THROUGH FLIGHT CONTROLS THAT THERE WAS AN ASSYMETRY PROBLEM. FLIGHT CREW RETRACTED SLATS AND MADE A NO SLAT LANDING. FOUND AT ILN, #1 AND #2 SLAT PULLEY BRACKETS BROKEN, AND 3 EACH LEADING EDGE RIBS (FORMERS) DAMAGED. THE RIGHT #2 SLAT DRIVE TRACK CABLE PULLEY BRACKET (P/N 3920277-2) WAS BROKEN IN HALF AT BOTH FEET AND CORRODED AT A SMALL CORNER OF THE BROKEN SURFACE. REPLACED PULLEY BRACKET IAW DC-9 MM 20-17-2-001.