Leeds United have been linked with a surprise move for Sunderland defender Dennis Cirkin ahead of the January transfer window, as Leeds eye a possible long-term replacement at left-back. With Junior Firpo no stranger to injury, already suspended for four games and set to see his deal expire at the end of the season as things stand, it is no surprise Leeds may be looking at possible left-back options. Indeed, Graeme Bailey told LeedsUnited.News that a new deal for Firpo will solely depend on whether Daniel Farke can guide Leeds to promotion at the second attempt. Leeds currently sit in third po…