Ole Gunnar Solskjaer has warned Manchester United not to become complacent now they have topped the Premier League table.
United travel to Anfield on Sunday to face reigning champions Liverpool in a battle between the top two.
Almost a year ago to the day, Mohamed Salah and Virgil van Dijk scored in a 2-0 win over United at Anfield to take Liverpool 16 points clear, but things have been very different this season.
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A 1-0 win over Burnley on Monday took the Red Devils to the summit, but Solskjaer says they have to keep moving – or they will freeze to death.