High stakes as Democratic leaders stand their ground, demanding Republicans tie the extension of Affordable Care Act subsidies to their short-term spending bill or risk a government shutdown. President Trump calls their demands unserious and ridiculous, but Democrats say it's actually crucial. Because of the Republican refusal to address the Affordable Care Act tax credit issue, at least 20 million Americans are about to experience dramatic increases in their health care premiums, co-pays, and deductibles.> ...