After 24 minutes in the match against Bologna, Yuto Nagatomo was forced to leave the pitch, Mazzarri chose Pereira as the substitute for the Japanese, who has had some problems with his left calf. Nagatomo has felt the calf during the week after having received a hit in a game with Japan. There is an optimism that there isn’t a streching and the change was a precautionary measure.

Source: fcinternews.it