Fight night in Pittsburgh!
On Sunday, Derek Dietrich launched a pitch in the stands to give his Reds team an early lead, but before he rounded the bases, he stood and watched as the ball left the ballpark.
In the 4th inning, Pirates pitches Archer threw a pitch behind him to remind him to not do things like that and all hell broke loose.
Teammate Yasiel Puig came out and tried to fight everybody on the Pirates: