 This is WTOP News. Facts matter. 814, I'm John Aaron. I'm Michelle Bash. A landmark Supreme Court decision redefines the power of the office of the president, ruling official acts of sitting presidents are immune to criminal prosecution. Republicans on Capitol Hill are praising the decision. Meantime, a well-known Democratic lawmaker says she's planning to introduce impeachment articles against at least one justice. The tales from WTOP's Mitchell Miller, today on The Hill.