Watch: McGuinness prepared for massive challenge ahead

Donegal manager Jim McGuinness reflects on their 1-19 to 0-16 victory over Down at Clones in their Ulster Championship semi-final.

McGuinness also talks about the holders facing All-Ireland champions Armagh in the Ulster final in May, which is a repeat of last year's decider.

Read more: Donegal beat Down to set up Armagh Ulster decider