According to multiple sources, including Dave Meltzer of the Wrestling Observer and Mike Johnson of PWInsider, there was a backstage fight between WWE stars Chris Jericho and Sin Cara in Glasgow, Scotland.
The story goes that Sin Cara (real name Jorge Arias) was being loud and disruptive on the tour bus after a WWE show, until Chris Jericho stepped up and told him to stop. Words were exchanged and the men scuffled, during which Jericho allegedly bit Arias' finger. Arias was kicked off the bus after the fight was broken up. After they got back, Jericho posted pictures of his swollen eye on Instagram, blaming it on "bath salts.