American athlete Sister Madonna Buder stars in the latest video for Nike's Just Do It - Nike Unlimited campaign, Unlimited Youth, which celebrates athletes who push 'beyond the unimaginable'.

Buder took up running at the age of 48 and Greg Hoffman, Nike Chief Marketing Officer commented 'Sister Madonna Buder is yet another amazing example of what can be achieved when we realise that limits are only as big as we make them. We hope her story connects and inspires others to reach past their limits to realise their own unlimited potential'.