Liverpool have faced Bruno Saltor. Now for Calum McFarlane. There will be an interim manager in the Chelsea dugout on Saturday; not for the first time in this fixture, given that Saltor’s only game in charge, following Graham Potter’s sacking and before Frank Lampard became a slightly more permanent caretaker, was a 0-0 draw against Liverpool in 2023. If their owners are engaging in the “self-reflection” they promised after Liam Rosenior ’s sacking, they may care to note that as many people have taken charge of Chelsea in their four-year ownership – eight – as have led Liverpool this millennium; and that is including Phil Thompson, who only assumed the reins because Gerard Houllier was ill.…