Euro 2016: Wales, Northern Ireland, Croatia and Poland in action as the knockout stage gets underway

The knockout stage of Euro 2016 gets underway with three mouth-watering ties - Poland v Switzerland Wales v Northern Ireland Croatia v Portugal Subscribe for more ► GUARDIAN FOOTBALL SHOWS: Talking Points: Serie A ► Talking Points: La Liga ► Talking Points: Bundesliga ► Talking Points: Ligue 1 ► Guardian Football Show ► Your Shout ► STAY CONNEC