Liverpool had a quiet summer transfer window, but with January just around the corner, the Reds could spring into action. Indeed, Liverpool have been linked with a number of players heading into the winter transfer window. Martin Zubimendi remains a target for Liverpool, while Bryan Mbeumo is said to be on the Reds’ radar. Speaking on The Rest is Football, Gary Lineker and Alan Shearer have been discussing Liverpool’s season so far, and Shearer says he’s worried about their defensive depth. Lineker noted that he had recently seen links between Liverpool and Nottingham Forest’s Murillo, and Ala…