Pedzisa mutsara unotevera: Thomas Allen Shields (akaberekwa musi waJuly 11, 1991) muzvinabhizimisi wokuAmerica wokushambira. Akakunda muOlympic kaviri uye ndiye achiri kutakura rekodhi yeAmerica mumakwikwi e200-metre butterfly. Mumitambo yeOlympic yeZhizha ya2016, Shields akahwina menduru yegoridhe mu
4x100-metre medley relay nokuda kwekushambira gumbo re butterfly re relay mu prelims. Gare gare gore iroro akava muAmerica wokutanga kushambira nokukurumidza kupfuura masekondi 44 munhangemutange yebhatafurayi yemamita 100, achiisa chinyorwa chitsva cheAmerica che 43,84. Kwemitambo yeOlympic yezhizha ya2020, akakwanisa kushambira 100 metres butterfly.