Just posted, although the flight landed Louisville sometime early the morning of 10/19/18. Seems like the update was triggered by customs clearing:
LOCATION DATE LOCAL TIME ACTIVITY
Louisville, KY, United States 09/20/2018 10:08 A.M. Import Scan
Anchorage, AK, United States 09/18/2018 11:15 P.M. Departure Scan
09/18/2018 10:15 P.M. Arrival Scan
ZhengZhou, China 09/19/2018 5:46 A.M. Departure Scan
ZhengZhou, China 09/17/2018 2:10 A.M. Arrival Scan
ZhengZhou, China 09/16/2018 11:57 P.M. Departure Scan
China 09/17/2018 2:32 A.M. Order Processed: Ready for UPS