By Jacob Leeks Liverpool are open to making a move for a defender in the January transfer window, despite Jurgen Klopp ruling such a scenario out a few weeks ago. The Reds have lost Joel Matip to a season-ending ACL injury, with Klopp facing up to a lack of depth at centre-back. That injury dealt a blow to Liverpool’s hopes of winning the Premier League, with the Reds well in the title race despite Sunday’s draw with Manchester United. Even though a defender and a new midfielder would seriously boost their hopes of finishing top, Liverpool are not expected to be busy in the winter window. Klop…