As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON APPROACH, CREW EXPERIENCE A LIGHTNING STRIKE. THE FLIGHT ALSO EXPERIENCED A L/E SLAT ASYMMETRY WHEN LOWERING FLAPS FROM 15 TO 20. MAINTENANCE CONTROL ADVISED LIGHTNING STRIKE CHECK DONE IAW AMM 05-51-19-22-001. NO FINDING THIS FMR IS NOW CONSIDERED CLOSE AS STEPS WERE CARRIED OUT WITH NO FAULT.