As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 8028 - PVD - BURNING SMELL AROUND ROW 15 BACK, SMELL INTENSIFIED DURING LANDING. NO SIGNS OF SMOKE OR FIRE. MAINTENANCE INSPECTED ALL LIGHT BALLAST FROM ROW 15 BACK. ALSO RAN NR 2 PACK FROM APU BLEED AND BOTH ENGINES. COULD NOT REPRODUCE FAULT.