US Vice President Kamala Harris put Donald Trump on the defensive in their first and maybe only debate, baiting him about attendance at his campaign rallies and his 2020 election defeat. The former president took credit for ending federal abortion rights, declined to commit to vetoing legislation limiting reproductive freedoms or say if he wanted Ukraine to defeat Russia. Harris meanwhile focused on her economic agenda.

Bloomberg Opinion Senior Executive Editor Tim O'Brien joins Voternomics hosts Stephanie Flanders, Allegra Stratton and Adrian Wooldridge as they react to the candidates' performances, unpick their policy positions and discuss whether the debate itself will move the needle for voters.