Nebraska Senator Ben Sasse appeared on HBO's "Real Time with Bill Maher" show to promote his new book, "The Vanishing American Adult: Our Coming of Age Crisis -- And How To Build a Culture of Self Reliance." Surely Sasse didn't expect this routine publicity spot for his book to turn into a media storm. But thanks to Bill Maher's infamous and irreverent mouth, this is what happened. Maher, of course, makes his living being irreverent. But now he has discovered that even a rich left-wing provocateur has lines he can't cross. And using the classic word of black denigration --...