Pedzisa mutsara unotevera: Pamakwikwi eU.S. Olympic Trials a2012 muOmaha, Nebraska, mumakwikwi okutanga kuti azokwikwidza mumakwikwi eU.S. Olympic, McGill akahwina nzvimbo yechipiri mumakwikwi e100-metre butterfly aine nguva yemasekonzi 51,32, achingova shure kwaMichael Phelps uye achingova mberi kwaRyan Lochte. Pamitambo yeOlympic yeZhizha ya2012 muLondon, McGill akaisa nzvimbo yechitanhatu pamakwikwi emamita zana, uye akawana menduru yegoridhe nokushambira mumatanho okutanga echikwata cheU.S. chakahwina mumakwikwi e100 metres butterfly.
4×100-mita medley relay.