“[He needs to improve] all of them. That’s the problem he is facing
“The goalkeeper is a big issue, but you have to go to the main [issue]. If you’re looking at the main issue, it’s the central defenders.
“[Kurt] Zouma is doing great, but I’m not confident about [Antonio] Rudiger, I’m not confident about [Andreas] Christensen. I don’t know what will happen with [Fikayo] Tomori, but I think they need a big guy.
“You saw what happened with Liverpool when they got Van Dijk, he changed everything. Even Lovren and Gomez looked better alongside him.
“You need a big guy to make sure he’ll lead the defence. Look at Ramos. [Raphael] Varane is a fantastic player, but is he still the fantastic player when he plays for France as when he plays for Madrid with Sergio Ramos? He’s better with Real Madrid.
“They need a big guy in the centre of defence, yeah.”