'If I don't win a medal I think I'll retire' - Emotional McKillop heads to Tokyo

Four-time Paralympic gold medallist Michael McKillop says he is likely to retire if he does not make it onto the podium at the Tokyo Games.

Competing in his fourth games, the Irish track star says he wants to make amends for the 2019 World Championships, when his 13-year unbeaten record in Para-competition came to an end.

Read more about McKillop's preparations for Tokyo here.