Rubuta ci gaba don wannan sakin layi - A cikin 2012, Winslow ya buga wa Amurka wasa a Gasar Cin Kofin Duniya ta FIBA ta Under-17, inda aka sanya shi cikin Teamungiyar All-Tournament. A shekara ta 2013, ya taka leda a Gasar Cin Kofin Duniya ta FIBA ta Under-19
Ka yi haƙuri. A cikin 2014, ya buga a gasar FIBA Americas Under-18 Championship.