Leeds United have been handed a potential boost in their pursuit of a new left-back this month. It is a position that has been on Leeds’ radar since even before the window opened on January 1 but there is now less than two weeks for clubs to conduct any remaining transfer business. Leeds have so far failed to make a single signing but have been linked with a number of players as they look to strengthen both full-back positions, central defence if Charlie Cresswell leaves and attack. At left-back, Ben Davies, Josh Doig, Borna Barisic and Ryan Giles are among Leeds’ potential targets, and it now…