Nationals Can't Hold Lead as Rockies Walk Off 8-7 in Coors Chaos

So much for road warriors. The Nationals stormed into Coors Field riding a five-game away winning streak and averaging nine runs per, only to cough up a 7-6 lead in the bottom of the ninth and hand Colorado an 8-7 walk-off victory. DarkHorse's Nationals ML pick at -108 goes down in flames, and frankly, this one…