Head coach Brian Kelly told Mike Vorel of the South Bend Tribune that both an MRI and X-ray came back clean on the foot and that Wimbush is day to day with the ailment.
Should Wimbush miss any time, it would be a massive blow for the Fighting Irish, as the dual-threat pivot has already rushed for eight touchdowns this season, just two shy of the school record.
The Irish travel to North Carolina on Saturday afternoon to face the Tar Heels.
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