Andy Robertson’s Anfield return highlights Liverpool’s big left-back problem

Anfield has a reputation for affording its favourite sons a moving reception when they come back, but sometimes it is enhanced because absence has made the heart grow fonder. Instead, the Carabao Cup has brought Andy Robertson a rapid return. He could play at Liverpool within four months of his farewell whereas, by comparison, his friend Jordan Henderson had to wait four years to receive the appreciation from his former club.Robertson is nevertheless guaranteed a rousing ovation. And yet, recent