7:59pm: Thankfully, Scherzer is not dealing with an arm issue. He says he has a hamstring issue that flared up during the game, as Mark Zuckerman of MASNsports.com was among those to cover on Twitter.
5:32pm: The Nationals pulled ace Max Scherzer from tonight’s game after one inning. It’s not yet clear what drove the decision.
Scherzer had a bit of a rough frame, throwing 27 pitches and allowing one run. He had exhibited lower-nineties velocity — not necessarily a bright red flag in its own right, but a step down from his typical heat.
This is a developing story …