Celtic are now eight points clear at the top of the Scottish Premiership.
Goals from Paulo Bernardo and Kyogo helped Brendan Rodgers' side to a 2-1 win over Rangers at Parkhead.
James Tavernier scored with a late effort for the visitors, but it wasn't enough to prevent a first defeat under manager Philppe Clement.
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Rangers still have two games in hand over their Glasgow rivals.
