Even libraries in Las Vegas and Winnipeg have been going at it on Twitter, as the Vegas Golden Knights and the Winnipeg Jets duke it out in the Western Conference Finals.
Camille Cannon is the woman behind Las Vegas-Clark County Library District's social media accounts. Now she's on the front line of a Twitter battle.
"We have been going back and forth with the Winnipeg public library with book spines that give a message to them and the Jets," she said.
Winnipeg took the first shot tweeting: "Get ready for a blast of our Winnipeg whiteout" and a picture of books titled Game On and Sleepless Knights.
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