Raheem Sterling scored a hat-trick in a game dominated by video assistant referee decisions as Manchester City beat West Ham 5-0 at London Stadium.
Gabriel Jesus set the champions on their way before Sterling doubled the lead after a sweeping move.
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Jesus had a goal ruled out after VAR deemed Sterling offside before Sterling made it 3-0 after another VAR check.
Sergio Aguero then scored from a twice-taken penalty before Sterling completed his hat-trick.