Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N668DN - Boeing 757 232 - Delta Air Lines DAL406/DL406 (ATL-BZN-ATL) - 11.8 mi away @ 33675 ft, heading SE at 606 mph. Spotted for first time! [07:07:43 PM CST] #A8D249 #N668DN #B752 #DELTA #DAL406 #DL406 #ADSB #ADSBbot