<prompt> Ramba uchinyora ndima iyi - Pamakwikwi eU.S. Olympic Trials a2012 muOmaha, Nebraska, musangano wokugadzirira chikwata cheU.S. chemaOlympic, McGill akawana nzvimbo yechipiri mumakwikwi emamita 100 achimhanya neshiri 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 100 ekubhururuka neshiri  <response>: , uye akawana menduru yegoridhe nokushambira mumatanho okutanga echikwata cheU.S. chakakunda mumutambo we4 × 100 metres medley relay. 