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

🇹🇷 TC-JJS - Boeing 777 3F2ER - Turkish Airlines THY5KM/TK5KM, Istanbul (IST) to George Bush Intcntl/Houston (IAH) - 4.0 mi away @ 34050 ft, heading SSW at 454 mph. Spotted 2x before. [05:09:42 PM CST] #4BA953 #TC_JJS #B77W #TURKISH #THY5KM #TK5KM #ADSB #ADSBbot