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LONDON, ENGLAND - OCTOBER 15: (R) Theo Walcott celebrates scoring the 1st goal with (R) Hector Bellerin during the Premier League match between Arsenal and Swansea City at Emirates Stadium on October 15, 2016 in London, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

LONDON, ENGLAND - OCTOBER 15:  (R) Theo Walcott celebrates scoring the 1st goal with (R) Hector Bellerin during the Premier League match between Arsenal and Swansea City at Emirates Stadium on October 15, 2016 in London, England.  (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)