What was found
AFTER TAKEOFF, NUMBER 2 L/E SLAT WOULD NOT RETRACT. AIRCRAFT RETURNED TO STL AND MADE AN UNEVENTFUL LANDING. REPLACED NUMBER 2 L/E SLAT ACTUATOR PER BOEING M/M.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF, NUMBER 2 L/E SLAT WOULD NOT RETRACT. AIRCRAFT RETURNED TO STL AND MADE AN UNEVENTFUL LANDING. REPLACED NUMBER 2 L/E SLAT ACTUATOR PER BOEING M/M.