Dwight Yorke tells Anthony Martial he must 'buckle down if he is to have any future at Manchester United'
Martial is one of seven players whose futures are in doubt with manager Ole Gunnar Solskjaer reportedly keen on trimming his squad to raise transfer funds amid interest in West Ham's Declan Rice and Erling Haaland of Borussia Dortmund.
And United are understood to be planning talks with the players in question to discuss their futures before the winter transfer window opens in the new year.
Anthony Martial's future at Old Trafford in doubt following several inconsistent seasons
The Frenchman marked his return to the startling line-up with his first goal of the season against Everton on Saturday but has struggled for form.