BOURNEMOUTH, ENGLAND - JANUARY 03: Alexis Sanchez of Arsenal during the Premier League match between AFC Bournemouth and Arsenal at Vitality Stadium on January 3, 2017 in Bournemouth, England. (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)

BOURNEMOUTH, ENGLAND - JANUARY 03:  Alexis Sanchez of Arsenal during the Premier League match between AFC Bournemouth and Arsenal at Vitality Stadium on January 3, 2017 in Bournemouth, England.  (Photo by Stuart MacFarlane/Arsenal FC via Getty Images)