News Ohio State upsets No. 1 Duke with second-half rally in Big Ten/ACC Challenge November 30, 2021December 1, 2021USA TODAYComments Off on Ohio State upsets No. 1 Duke with second-half rally in Big Ten/ACC Challenge The Buckeyes used a huge surge after the break to overcome a 13-point halftime deficit and upset the top-ranked Blue Devils 71-66.