The 15th annual Big Ten/ACC men's basketball challenge matchups for next season were announced Wednesday. There are 12 games to be played over a two day period. Among the key matchups, Indiana at Syracuse, Michigan at Duke and Notred Dame at Iowa on the 3rd and North Carolina at Michigan Statre, Maryland at Ohio State and Wisconsin at Virginia on the 4th. All games will be televised on the ESPN network. MSU and North Carolina are 2-2 against each other in previous Challenge matchups.