Tyler Glasnow exits after one inning vs. Astros with lower back pain
HOUSTON — Dodgers right-hander Tyler Glasnow paused after a warmup pitch and shouted in frustration. He motioned to the dugout. Glasnow threw just one inning Wednesday, before exiting with what the Dodgers announced was lower back pain, while warming up for the bottom of the second inning. Glasnow (2.72 ERA) surrendered a leadoff home run to the…