What was found
FLT 8066, ABQ-JFK. DESCENDING AT A HIGH RATE OF DESCENT THROUGH 10,000 ENCOUNTERED DIRTY SOCK SMELL FROM AC PACKS NO VISIBLE SMOKE ONLY SMELL, NORMAL BLEED CONFIGURATION. APU OFF; AS PER INFO NOTICE 2017-T015C, DETERMINED ODOR EVENT TO BE LEVEL 1 ENVIRONMENTAL SYSTEM ODOR. COMPLIED WITH INFORMATION NOTICE 2017-T015C SECTION A. AIRCRAFT IS OK FOR SERVICE.