ABC News' Teddy Davis Reports During an interview with Chris Wallace on Fox News Sunday, former Sen. Fred Thompson, R- Tenn., grew testy when shown clips of conservatives Fred Barnes and Charles Krauthammer saying that the former Law and Order actor could not win. Thompson said such doom and gloom had been a "constant mantra" of Fox News since he got into the race. He complained about the show's decision to show his poor performance in New Hampshire primary polls and pointed to how he is doing nationally (where some polls have him in second), in South Carolina (where some...