The Triple Crown series, which captivated racing fans and provided the sport with some of its most electric moments since the series was first swept by Sir Barton in 1919, passed away Monday. It was 107. The cause of its death was a new series of races announced by the New York Racing Association and Churchill Downs. The six-race series, called the "Thoroughbred Championship Series," will begin with the GI Kentucky Derby and conclude with a championship race at Churchill in September. Many details have yet to be released, but...