Nike has announced tennis star Serena Williams, basketball player LeBron James, Barcelona footballer Gerard Piqué and boxer Andre Ward are to star in a new TV ad to celebrate the 25th anniversary of its Just Do It campaign.

Bradley Cooper narrates the ad, which also features a guest appearance from actor Chris Pine and begins with the line 'If you can run a mile, run a race, run a marathon, outrun a movie star'. Digital and social media activity for the campaign, titled Possibilities, are to follow in the coming months.