Colorado drops a close Game One, Gray exits early with calf injury

WASHINGTON, D.C. – In a back-and-forth Game One of a day-night doubleheader between Colorado and Washington, it was mostly a case of good news, bad news for the Rockies. Jon Gray gave up only a run through four innings, but exited early after a right calf injury from a line drive. Rockies manufactured two runs in a low-scoring affair, but…