Trevor Etienne walked into Saturday’s rivalry game against Florida with a ton of emotion, going up against his former team. Unfortunately, the now-Georgia running back left the game due to an injury and has not returned. Taking a shot to the ribs has been enough to keep Etienne out of the game. “Kirby Smart told me at the half that Trevor Etienne was going to try to play in the second half,” ESPN’s Holly Rowe said in an update. “I have not seen him come in for a single rep. He’s got a rib injury and just keep in mind, he is their most explosive guy on offense whether he’s running the ball of c…