On Wednesday's NBC Nightly News, anchor Brian Williams accused a federal judge of bringing politics into the judicial process simply by ordering the Justice Department to explain controversial comments President Obama made against the Supreme Court: "Politics are ideally supposed to stay out of the nation's courtrooms, but that's not what happened this week in a federal courtroom in Texas." In report that followed, correspondent Pete Williams proclaimed: "The political controversy spilled into a Texas federal court, where the rules are designed to filter out politics, interrupting arguments about a challenge to part of the Obama health care law." Williams...