Down and Tyrone are the two remaining Ulster representatives at the quarter-final stage of the All-Ireland Championship. Austin O Callaghan introduces a double bill of live action as Down take on Kerry and Tyrone play Dublin in an bid to reach September's final. Mark Sidebottom is joined by Peter Canavan and Martin McHugh in Croke Park, while Jarlath Burns, Rory Gallagher and Seamus McEnaney join Austin in studio to analyse the games.