Have you ever noticed that some people are morning people and some people are not? Veteran journalist Bob Schieffer replaced Dan Rather as anchor of the CBS evening news. In a recent book, Schieffer recalls an embarrassing moment from his early years as a television news reporter. He had worked through the night covering a brutal hurricane that was battering the Texas coastline. He got back to the news desk in time to make his broadcast for the six a.m. news. But exhaustion soon set in, and Schieffer fell asleep during the 10 a.m. broadcast. A cameraman woke him up, and he jumped right back in to delivering news bulletins. Strangely, the station received very few calls about the incident. Viewers either didn’t notice or didn’t care that their news anchor had fallen asleep on the job. (1) I…