Chris Holtmann says he and AD Gene Smith share 'an understanding' for Buckeyes futureby:Andy Backstrom•02/10/23•andybackstromRead In AppOhio State head coach Chris Holtmann was given an extension with the Buckeyes through the 2027-28 season last year. (Justin Casterline/Getty Images)COLUMBUS — Ohio State athletic director Gene Smith signed Buckeyes head coach Chris Holtmann to an extension through the 2027-28 season last year.