Ireland find a way to win in scrappy clash with Wallabies

Ross Byrne kicks penalty to win it for Ireland

The referee signals a try for Ireland's Bundee Aki during the Autumn International match at the Aviva Stadium in Dublin, Ireland. Picture   Brian Lawless/PA Wire. 

Autumn International: Ireland 13 Australia 10

Ireland ground out a hard-fought victory on Saturday to complete an Autumn Nations Series clean sweep as they found a way to beat Southern Hemisphere opposition without their talismanic captain Johnn Sexton.