The Corporation for Public Broadcasting announced Friday that it will begin shutting down, weeks after Congress canceled previously approved funding for the nation's steward of public media access.

The Corporation for Public Broadcasting, a cornerstone of American culture for three generations, announced Friday it would take steps toward its own closure after being defunded by Congress — marking the end of a nearly six-decade era in which it fueled the production of renowned educational programming,

Members of the 11-judge panel of the U.S. Court of Appeals for the Federal Circuit in Washington appeared unconvinced by the Trump administration's insistence that the president could impose tariffs without congressional approval.

U.S. President Donald Trump's overhaul of American trade policy has not gone unchallenged. In the nation's capital on Thursday, appellate court judges expressed broad skepticism around Trump's legal rationale for his most expansive round of tariffs.

U.S. appeals court judges sharply questioned on Thursday whether President Donald Trump's tariffs were justified by the president's emergency powers, as lawyers for states and businesses challenging the measures argued he exceeded his authority.