Trump appears in public, still pursuing vote rigging claims

To the US now, where President Donald Trump made his first public appearance since his election loss to Joe Biden, visiting Arlington National Cemetery to pay his respects to America's fallen soldiers. It comes as pressure mounts for the president to concede the election he lost by more than 5 million votes, while he pursues increasingly tenuous claims of vote rigging in the courts and on social media. Joining me now is our Washington correspondent Simon Marks.