A federal judge temporarily blocked part of the Trump administration’s pause on federal grants and loans Tuesday, just hours before it was set to take effect, as a slew of advocacy groups, charities,

A judge blocked Trump's federal funding freeze after Medicaid agencies and health providers faced chaos over White House guidance. Follow Newsweek's live blog.

But the legal battle over the plan that set off panic and confusion across the country is just beginning, and it could become a constitutional clash over control of taxpayer money and expansion of executive power before the Supreme Court.

A move by the Trump administration to freeze federal funding​ quickly blocked temporarily by a federal judge is sending waves of concern through the nonprofit and research community in Colorado.