 Nyora kupfuurira kweiyi ndima - Muna Ndira 2007, akatambira U.S. National Junior Team mu2007 IIHF World Junior Championship. Musi waChikumi 7, 2007, Okposo akazivisa kuti achadzokera kuYunivhesiti yeMinnesota mwaka wa2007-08. Okposo akatamba 2007-08 mwaka weYunivhesiti yeMinnesota ice hockey timu kusvika Zvita 19, 2007. Mangwanani iwayo Okposo akazivisa vaaitamba navo kuyunivhesiti nezvechisarudzo chake chokusiya chikwata chacho. Nokukurumidza pashure, vose Gophers uye New York Islanders akazivisa pamutemo kuti Okposo akasarudza kusiya kukoreji pashure pokupedzwa kwake kuitika kwetemu uye aizotanga ipapo ake nyanzvi Hockey basa. 