The New York City Marathon usually boasts mulitiple celebrity runners and, even if we don't like to admit it, a quick search on Twitter for #BeatOprah confirms that we runners are interested in how fast they finish. I think it's because the marathon provides no VIP treatment on race day. It demands everyone covers the same 26.2 miles regardless of how famous or rich you are. Tennis champ Caroline Wozniacki completed last weekend's New York City Marathon, her first marathon, i