Gerry Adams says his party is prepared to do whatever needs to be done to reassure people and get things back on track.
Yesterday DUP leader Peter Robinson stepped aside as First Minister, over a crisis sparked by the murder of Kevin McGuigan that police have linked to the IRA.
It has prevented the collapse of the power-sharing government for now.
Sinn Féin President Gerry Adams says his party can't help in a row between the unionist parties in the North, but Sinn Féin's prepared to do what it can to solve the current crisis:
Finance Minister Arlene Foster becomes acting First Minister – but there's only a week left for talks to save the collapse of the Assembly and the triggering of elections.
Addressing the Fine Gael Parliamentary Party in Adare in Co. Limerick last night – the Taoiseach says power was given through the Good Friday agreement and that power must be upheld