For the vast majority of the campaign, Marcelo Bielsa has been forced to play some kind of makeshift back-line or other, and the extent of the issue is hammered home by the fact that Tuesday night's 3-0 win over Southampton was just the third time that summer signing Diego Llorente had appeared in the Premier League this term.
With that in mind, it’s perhaps unsurprising that the Whites are being linked with defensive reinforcements this summer.