Leeds United may have to dip into the January transfer window for a new left-back. The Whites opted against bringing one in during the summer as they placed trust in Sam Byram following his arrival on a free transfer, a move which certainly worked in the early months of the season. However, Byram has started to become more and more affected by injury problems which has seen him either miss or limp off in six of the last seven matches. Junior Firpo has also struggled massively with his fitness. One left-back who was frequently linked with a move to Elland Road in the summer was Burnley’s Charli…