SUNDERLAND, ENGLAND - DECEMBER 20: Lewis Grabban controls the ball during a Sunderland AFC training session at The Academy of Light on December 20, 2017 in Sunderland, England. (Photo by Ian Horrocks/Sunderland AFC via Getty Images)
SUNDERLAND, ENGLAND - DECEMBER 20: Lewis Grabban controls the ball during a Sunderland AFC training session at The Academy of Light on December 20, 2017 in Sunderland, England. (Photo by Ian Horrocks/Sunderland AFC via Getty Images)