By Matt Hladik Ohio State head coach Chris Holtmann has competed against both Michigan’s Juwan Howard and Wisconsin’s Greg Gard on multiple occasions. On Tuesday, Holtmann was asked about the postgame incident on Sunday involving Howard and Gard. The dispute, which started on the handshake line because Howard was unhappy with Gard calling a timeout in the final minute up by 15 points, ended up with the Michigan coach striking Badgers assistant Joe Krabbenhoft. Michigan suspended Howard for five games and the Big Ten fined him $40,000. Gard, meanwhile, was docked $10,000 for his role in the alt…