West Texas police have decided not to file any charges against the driver of a parade float, carrying veterans, that was struck by a train, killing four ex-servicemen, according to the Los Angeles Times. http://www.latimes.com/news/nation/nationnow/la-na-nn-police-no-charges-against-driver-in-texas-train-crash-20121207,0,5043575.story What’s perplexing to me is…