President Trump signed an executive order on Thursday morning that he said would begin “saving the American people from the nightmare of Obamacare.” On Thursday evening, he announced he would stop making scheduled payments to insurance companies that help them lower deductibles for low-income customers. There’s a lot that’s still uncertain about how the two actions will change the health law. Here’s what we know so far.

A pair of leading Republican and Democratic senators reached an agreement Tuesday to fund key federal health-care subsidies that President Trump ended last week — and the president expressed support for the plan.

Facing a Sunday deadline to approve or reject measures passed by the legislature this year, Brown weighed in on some key health care bills, including measures to protect Californians who buy insurance for themselves.

In an aggressive move to dismantle Obamacare, President Trump announced Thursday that the government was ending payments to health insurers that help fund the law.

California Attorney General Xavier Becerra said Friday he will sue the Trump administration for halting billions of dollars in federal payments to health insurers that help low-income Americans afford health care under the Affordable Care Act.

President Trump on Monday attacked prescription drug companies and hinted at taking action to bring down rising drug prices.