Hathaway spit on Gudbranson in the second period of the Capitals' 5-2 win over the Ducks on Monday, earning an ejection.
"That's about as low as you dig a pit, really," Gudbranson told reporters. "It's a bad thing to do. It's something you just don't do in a game, and he did it."
This article will be updated to provide more information soon.
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