#AllysonFelix finished her #trackandfield career with another medal in the mixed #4x400 relay at the #WorldAthleticsChamps with a 50.15 split.🇺🇸🐐 . . #trackandfield #Track #trackstar #tracklete #usatrack #usatrackandfield #usatf #worldathleticschampionships #wchoregon22 #worldchampionship #olympics #olympictrack