Fiorentina has completed the signings of midfielder
Wolski, 20, leaves
Compper, who played more than 150 times for Hoffenheim, has signed a three-and-a-half year contract at the Stadio Artemio Franchi.
The 27-year-old made one appearance for
Relegation-threatened Livorno has sacked Domenico Di Carlo after just 88 days in charge and re-appointed Davide Nicola, who was axed from the post in January.