In U.S. college basketball, number three Wake Forest and number 10 Michigan State both suffered upset losses to unranked teams in their conference tournament quarterfinals.

Wake Forest was pounded 81-65 by North Carolina State Friday in the Atlantic Coast Conference, while Michigan State was edged by Iowa 71-69 in the Big Ten tournament.

Despite their losses Friday, Wake Forest and Michigan State are both all but assured high seed positions in the upcoming national championship tournament.

Meanwhile, number one Illinois easily defeated Northwestern 68-51 Friday in another Big Ten Conference quarterfinal. But second ranked North Carolina struggled before beating Clemson 88-81 to advance to the Atlantic Coast Conference semifinals.

Other top-10 winners Friday were number four Kentucky, fifth ranked Duke, sixth ranked Louisville, number eight Arizona and number nine Kansas.

Kentucky cruised to a 76-62 win over Tennessee, Duke defeated Virginia 76-64, Louisville got by Alabama-Birmingham 74-67, Arizona rolled over Oregon State 90-59, and Kansas beat Kansas State 80-67.

Some information for this report provided by AFP and Reuters.