Once a game begins, if there's a rain delay, the umpires have control over the decision-making when it comes to how long the delay will last and if the game will be postponed.
Prior to first pitch, however, that decision rests with the home team.
Last night, the Nationals could have decided to try and wait out a heavy rain, sitting through a lengthy delay and then attempting to play the second game of a three-game set against the Marlins.
Instead of doing that, however, the Nats opted to...
