<prompt> Pedzisa mutsara unotevera: Musi waOctober 23, 2015, Popovich akatumidzwa kuti mudzidzisi mukuru weU.S. varume vechikwata chenyika, achitora kubva kuna Mike Krzyzewski mushure mekunge  <response>: Mitambo yeOlympic yeRio 2016. 