"He freaked out," said Dunbar. "There is no other way to describe it.

"He kind of snarled at me and said, 'Don't you ever touch me. Don't ever touch me. The last guy who touched me ended up on the ground dead,'" said Dunbar.

Before walking away from the congressman, Dunbar said he waved his hand in a dismissive gesture, saying, "Whatever, man."

Young replied, according to Dunbar, with a taunting, swishing motion of his own hand: "Oh, you got a sweet swing. You got a sweet swing."