Mezue ahịrịokwu na-esonụ: N'ụtụtụ nke ụbọchị nke asaa, Shields sụrụ mmiri na nke ọkara ikpeazụ nke ọsọ n'azụ n'ogologo mita 100 ma ghara ịgafe na nke ikpeazụ. N'anyasị, Shields nyere aka kwalite
4x100-mita medley relay ruo na njedebe na Hunter Armstrong, Andrew Wilson, na Blake Pieroni.