Yann M'Vila has been left 'heartbroken' after his deadline day transfer to Sunderland fell through at the last minute.
M'Vila has been left out of the Rubin Kazan squad for their Russian Premier League season and was believed to be close to signing for the Black Cats.
But the French midfielder, who spent last season on loan at the Stadium of Light and impressed, has been left devastated after missing out on a return this summer.
In a video posted on Instagram, which has since been deleted, he wrote: 'I called Sunderland but they are not picking up the phone.