The move with Tyler Matzek came after he allowed three runs while recording only two outs in a loss to the Dodgers.
Harrison signed to play college football at Nebraska in 2014 before he was drafted by the Brewers.
Here's how to watch the Mets game on SNY online or via the SNY app.
Chicago Cubs outfielder Cody Bellinger is set to make his return to the team’s lineup just weeks after breaking two ribs, according to a Chicago radio station.