The newly promoted Ligue 1 club have already signed Joao Moutinho and James Rodriguez, with Radamel Falcao set to follow.
Carvalho was allowed to leave Real Madrid, whom he has been with since playing for Chelsea.
The newly promoted Ligue 1 club have already signed Joao Moutinho and James Rodriguez, with Radamel Falcao set to follow.
Carvalho was allowed to leave Real Madrid, whom he has been with since playing for Chelsea.
