Máirtín Ó Muilleoir of Sinn Féin (left) and Paul Givan of the DUP waiting to speak to the media after Sinn Féin’s Martin McGunniess announced his resignation as deputy first minister of the Northern Ireland Executive last week. Mr Ó Muilleoir could be a candidate for deputy first minister for Sinn Féin. File photograph: Niall Carson/PA Wire

Sinn Féin could be in a position to nominate a new deputy first minister if talks on resurrecting powersharing are successful after the upcoming North(...)