NBC anchors, including those paid by the news division, glom onto the glamour and reflected glory of winsome champions, as per Matt Lauer’s no-boundaries embrace of the skier Lindsey Vonn on “Today” after she won the downhill race. He draped a chocolate gold medal around her neck, gave her flowers (“just because we adore you”) and hugged her tight (“we are so proud of you”) — as if he and Meredith Vieira had spent the last 15 years rising at dawn to drive her to training.