Mike Johnson says he expects courts to block Biden immigration order – as it happened

This live blog is now closed. Read the latest on Biden's immigration order here:

• Biden set to open citizenship pathway for spouses and children of US citizens
• Sign up to our free US election newsletter

Republicans in the House and Senate are in uproar over Joe Biden's newly announced policy that will allow US citizens' undocumented spouses and children who have resided in the country for more than a decade to apply for residency.

Missouri senator Josh Hawley vowed to investigate the policy, if the GOP regains control of the Senate following the November elections. The party is seen as having a good chance of doing so, since Democrats are defending two seats in red states and several others in swing states.