As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW ENCOUNTERED A SLAT FAILURE ON APPROACH. AN EMERGENCY WAS DECLARED AS A PRECAUTION. THE LANDING WAS OTHERWISE ROUTINE AND THERE WAS NIL ADVERSE PASSENGER REACTION. REPLACED RH 2-3 SLAT SKEW SENSOR AND RH 3-4 SLAT SKEW SENSOR AS PER AMM 27-83-01. SYSTEM TESTS SERVICEABLE.