The London club completed their third consecutive win by thrashing West Brom 4-0 giving the away fans their first New Year gift.
Arsenal opened the score sheet with a goal by Kieran Tierney in the 23rd minute, while winger Bukayo Saka doubled the lead 5 minutes later. Striker Alexandre Lacazette netted 2 goals at 61st and 64th minute to seal the victory. Arsenal dominated possession by 60%.
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