In President Donald Trump’s first Thanksgiving in the White House, the Pilgrims are expendable — and so is the media’s dignity. Clad in cheerful holiday red, his press secretary, Sarah Huckabee Sanders, walked up to the White House press corps podium Monday and ran through the reasons she’s thankful this Thanksgiving. Her list was basically a rundown of President Trump’s so-called “law and order” and “America First” policies, and she thanked the protagonists tasked with defending the country, our borders and our streets. The moment might have gone down as another superficial delivery of rhetoric versus substance, but then Sanders...