Not sure where they are getting their info, but this article was updated in the afternoon on Nov 8.
https://awardwallet.com/blog/guide-a...nges-locations
"Future Centurion Lounge locationsWashington, D.C. (DCA) — Slated to open in the first half of 2024..."
Edit: apparently that info is straight from Amex:
https://www.thecenturionlounge.com/locations/dca/