The Argentina defender suffered a hamstring strain during Thursday's 1-1 Europa League draw with Juventus.
Roberto Mancini: "It is a hamstring.
"I do not believe it is serious but he won't play on Sunday."
Blow For City Before Toon Match!
The Argentina defender suffered a hamstring strain during Thursday's 1-1 Europa League draw with Juventus.
Roberto Mancini: "It is a hamstring.
"I do not believe it is serious but he won't play on Sunday."