At the end of Pittsburgh's 5-4 win over the Flyers, Letang and Hartnell got into a scrum along the boards. As of yet we don't have the definitive camera angle, but Letang came out of it showing the ref his fingers, and appeared to mouth "he bit me."
Penguins coach Dan Bylsma was incensed, and after the game Letang offered only curt replies to reporters:
We'll stay on this, so please send any visual evidence our way.
This does not count: