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

🇺🇸 67-14920 - NORTHROP T-38 Talon - Florida Air Cargo FAST13 - 3.4 mi away @ 21125 ft, heading W at 502 mph. Spotted for first time! [12:16:06 PM CDT] #ADFF3A #reg_6714920 #T38 #FLORIDA_CARGO #FAST13 #ADSB #ADSBbot