Caroline Wilson believes Craig Drummond must vacate his position as AFL chairman, whilst the Geelong concussion investigation continues.

The AFL on Friday issued a please explain to the Geelong Football Club over a concussion waiver signed by Jake Kolodjashnij.

“We know he signed off on this waiver,” Wilson said on 3AW Football.

Press PLAY to listen to the full discussion with Caroline Wilson and Leigh Matthews

“For now, Craig Drummond cannot serve in his role as AFL chairman.

Image Credits: Getty, Michael Wilson