IRELAND take a commanding lead into half-time as Darcy Graham and Finn Russell forced off injured for Scotland. Darcy Graham and Finn Russell collided just after 20 minutes to end both players

Scotland rugby players Darcy Graham and Finn Russell have been involved in a nasty-looking clash of heads and were unable to continue during a Six Nations match against Ireland.

Scotland: Gregor Townsend provides Finn Russell and Darcy Graham injury update after defeat to Ireland - Russell passed an HIA but still did not return to the pitch at Murrayfield

Ireland wing Mack Hansen will miss Sunday's Six Nations match against Scotland due to a hamstring issue and will be replaced by Calvin Nash, the Irish Rugby Football Union (IRFU) said. Hansen, who has scored 15 tries in 30 appearances for Ireland,

Ireland wing Mack Hansen is ruled out of Sunday's Six Nations game against Scotland at Murrayfield because of a hamstring injury.

MACK HANSEN HAS been ruled out of Ireland’s Six Nations clash against Scotland tomorrow in Edinburgh [KO 3pm, RTÉ/BBC], with Calvin Nash coming into the team on the right wing. Connacht wing Hansen was named in Ireland’s starting XV yesterday but he took no part in their captain’s run at Murrayfield this afternoon and has now been officially ruled out.