Varadkar claims Sinn Féin had 'more than an inkling' about Dowdall's background 

Taoiseach has called on Mary Lou McDonald to return a €1,000 donation made to the party by the former councillor

Mary Lou McDonald and former Sinn Féin councillor Jonathan Dowdall.

The Taoiseach has called on Mary Lou McDonald to fully explain her relationship with Jonathan Dowdall, claiming Sinn Féin had "more than an inkling" about the former party councillor's background.

Leo Varadkar has also suggested that Ms McDonald return a €1,000 donation made to the party by Mr Dowdall.