After Hader gave up a tie-breaking three-run home run in the eighth inning at Nationals Park in Washington, several of the homophobic, racist and sexist messages posted from his Twitter account when he was 17 resurfaced and were spread far and wide.
Now he faces possible disciplinary action from Major League Baseball and the difficult question of how he, the Brewers and their fans can move on from such a sordid past.
Here’s what those in baseball, from reporters to players, and others are saying about Hader’s very bad night.
FanGraphs and ESPN's Dan Szymborski:
Former major league outfielder and current baseball analyst Preston Wilson:
Fellow Brewers All-Star Christian Yelich:
The Athletic's Scott Wheeler:
Fellow Brewers All-Star Lorenzo Cain:
WSCR 670 AM's Julie Dicaro:
NBC Sports' Craig Calcaterra:
Yahoo Sports’ Jeff Passan: