Do sports fans want political advertising during the Super Bowl?
Donald Trump and Michael Bloomberg have bought airtime for commercials to support their campaigns to become the next President of the United States.
A 30 second slot during the Super Bowl, the final of America's football competition, costs about $5 million and while brands like Budweiser and Coca Cola will be familiar to viewers, political advertising is rare during the most watched programme on US television.
As Travis Ridout, co-director of the Wesleyan Media Project, at Washington State University, tells the BBC's Russell Padmore.
(Picture: Super Bowl 2019. Copyright Barry Chin/The Boston Globe.)