In the first debate amongst the former and current president of the United States, Joe Biden's hoarse voice and stumbling sentences underscored fears about his age, while Donald Trump capitalised on the moment, appearing more presidential and composed. Biden's faltering performance raised serious concerns within the Democratic Party.

Trump will appeal a ruling declaring him ineligible for primary ballots in Colorado, and his chances are good with the conservative-dominated US Supreme Court. But he faces several simultaneous legal battles.

This politicians' stock response every time there's another mass shooting in the United States has not achieved anything.