<prompt> Qedela le nkulumo elandelayo: Emidlalweni yama-Olympic yase-U.S. ka-2012 e-Omaha, eNebraska, umhlangano wokulungiselela iqembu lase-U.S. lama-Olympic, uMcGill waba ngowesibili emncintiswaneni wamamitha angu-100 nge-butterfly ngesikhathi esingamasekhondi angu-51,32, ngemuva nje kukaMichael Phelps nangaphambi nje kukaRyan Lochte. Emidlalweni yama-Olympic asehlobo ka-2012 eLondon, uMcGill wabeka indawo yesithupha  <response>: I-butterfly yamamitha angu-100, futhi yathola indondo yegolide ngokubhukuda emidlalweni yokuqala yeqembu lase-U.S. elinqobile emncintiswaneni we-medley yamamitha angu-4×100. 