SUNDERLAND, ENGLAND - OCTOBER 29:  Alexis Sanchez celebrates scoring his 2nd goal, Arsenal's 4th, with Kieran Gibbs, Olivier Giroud and Mesut Ozil during the Premier League match between Sunderland and Arsenal at Stadium of Light on October 29, 2016 in Sunderland, England.  (Photo by David Price/Arsenal FC via Getty Images)