The Senate plans to hold a key test vote on President Trump's "big, beautiful bill" later Saturday, even as it's unclear whether the tax and spending measure has enough support to lift it over the hurdle.

Republican leaders advance their modified version of Trump's bill, despite resistance from conservatives and moderates over Medicaid changes and other divisive policy tweaks.

President Donald Trump’s big, beautiful bill — which he on Thursday dubbed the “ultimate codification” of the MAGA agenda — is a paradox that shows how power works in a broken political system in which he’s the single greatest force.