🇺🇸 N867NN - Boeing 737NG 823/W - American Airlines AAL1724/AA1724 (DFW-BUF-DFW) - 5.1 mi away @ 39475 ft, heading ENE at 528 mph. Spotted 48x before. [02:20:37 PM CDT] #ABEA11 #N867NN #B738 #AMERICAN #AAL1724 #AA1724 #ADSB #ADSBbot