By Felix Keith Jamie Carragher has stuck by his criticism of Martin Odegaard by explaining the origin of his comments in the wake of Arsenal ’s win over Liverpool on Sunday. Carragher made headlines for slamming the Arsenal captain’s behaviour following his side’s crucial 3-1 win at the Emirates Stadium. Odegaard enjoyed the win with the club photographer, taking his camera and getting him to pose for photos in front of the fans. It looked like a harmless bit of fun from the Norwegian, but Carragher took exception, saying on Sky Sports: “Just get down the tunnel! You’ve won a big game, you’ve …