As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LE SLAT ASYM MESSAGE ON DEPARTURE BETWEEN FLAPS 1 AND UP. RAN QRH AND COMPLIED WITH CHECKLIST. DECLARED EMERGENCY AND RETURNED TO MCI. REST OF FLIGHT WAS UNEVENTFUL. EMERGENCY DECLARED AMM: 27-81-41-4 REMOVED AND REPLACED LOSS SENSING SWITCH FOR THE INBOARD LE SLATS. OPS CHECK GOOD.