'He isn’t one': Jamie Carragher reveals Liverpool star that needs to be sold after two games

Jamie Carragher says Liverpool made a big mistake in the summer transfer window by not signing cover in the full-back areas.Carragher has waded in on the debate, saying both full-backs’ understanding of the game is “really, really poor” before singling out the Hungary international with a Darwin Nunez comparison.Speaking on the latest episode of Stick to Football, Carragher said: “You're watching the game and thinking, 'Why has he done that?’"I described Kerkez last season - and it was his first season, maybe it was a bit harsh at the time - he's the Darwin Nunez of full-backs.“It's just like 'head down and run', everything Kerkez does is 100 miles an hour."“You know, when you're on a football pitch, you're very rarely running as fast as you can but he does everything 100 miles an hour - e