Jamie Carragher is alarmed about Liverpool's recent form after their defeat at Southampton and claims they will not win the league if they don't sign a centre-back in January.
Jurgen Klopp's Reds went down 1-0 to Southampton to Manchester United the chance to go three points clear at the top of the Premier League if Ole Gunnar Solskjaer's side beat Burnley in their game in hand next week.
Liverpool drafted in captain Jordan Henderson as a makeshift centre-half in Monday night's defeat at St Mary's but Carragher says Klopp's side will not be champions if they do not recruit in this month's transfer window.