During a late September 2015 game, thiongs got heated between Washington Nationals teammates Bryce Harper and Jonathan Papelbon.

In his memory, former Red Sox pitcher Jonathan Papelbon, who is part of the team broadcasts, shared a new tattoo that pays tribute to his former teammate. This is an incredible gesture from Boston ...

Teammate Jonathan Papelbon wasn't pleased. The two exchange fighting words. Then Papelbon went for Harper's throat. He's didn't hold anything back. Teammates had to rush in to separate the two.

Former Boston Red Sox agitator Jonathan Papelbon called out New York Yankees outfielder Alex Verdugo ... again.