With rare exception, TV stories just don't happen - they're planned. So we can be quite sure that sometime in the last 24 hours or so, a producer at 'Today' sent out the word: "find me a Republican voter in a key state who has decided to vote Democrat this year."NBC folks on the ground in Ohio obliged, dutifully disinterring Mr. John Gaylord to be trotted out on this morning's show. NBC's David Gregory offered this silk-purse-into-sow's-ear intro: