We're ending our live coveragepublished at 02:06 British Summer Time 10 July
Caitlin Wilson
Reporting from Washington, DC
We're wrapping up our live coverage of a busy day in US politics. Thank you for joining us.
You can read more about today's top stories below:
This Nato summit could save or sink Biden's candidacy
Democrats look to Kamala Harris - but could she beat Trump?
Congressional Democrats hold critical meetings over Biden candidacy
Trump vice-president pick: Who will be the Republican's running mate?
This page has been edited by Brandon Livesay, Caitlin Wilson, Phil McCausland and Graeme Baker. Our writers have been Rachel Looker, Max Matza, Kayla Epstein and Mike Wendling.