WATFORD, ENGLAND - SEPTEMBER 18: Anthony Martial of Manchester United (L) collides with Daryl Janmaat of Watford (R) while battle for possession in the air during the Premier League match between Watford and Manchester United at Vicarage Road on September 18, 2016 in Watford, England. (Photo by Richard Heathcote/Getty Images)
WATFORD, ENGLAND - SEPTEMBER 18: Anthony Martial of Manchester United is taken off the pitch with a member of the Manchester United medial team during the Premier League match between Watford and Manchester United at Vicarage Road on September 18, 2016 in Watford, England. (Photo by Richard Heathcote/Getty Images)
WATFORD, ENGLAND - SEPTEMBER 18: Anthony Martial of Manchester United is treated by the Manchester United medial staff during the Premier League match between Watford and Manchester United at Vicarage Road on September 18, 2016 in Watford, England. (Photo by Richard Heathcote/Getty Images)
WATFORD, ENGLAND - SEPTEMBER 18: The Manchester United medical staf help Anthony Martial of Manchester United up after being injured during the Premier League match between Watford and Manchester United at Vicarage Road on September 18, 2016 in Watford, England. (Photo by Laurence Griffiths/Getty Images)
WATFORD, ENGLAND - SEPTEMBER 18: Anthony Martial of Manchester United is taken off injured by the Manchester United medial stall during the Premier League match between Watford and Manchester United at Vicarage Road on September 18, 2016 in Watford, England. (Photo by Laurence Griffiths/Getty Images)
