After leaving Juventus last month, Claudio Marchisio has started a fresh adventure in Russia with Zenit.
Roberto Mancini is already stamping his tactical authority on Zenit, says fellow Italian and club captain Domenico Criscito.
Roberto Mancini has become Zenit's second Italian coach after he was drafted in to replace Mircea Lucescu.
With Axel Witsel making a big-money move to the Chinese Super League, Belgium team-mate Dries Mertens has defended the midfielder's choice.
Axel Witsel had looked likely to join Juventus but he has officially become the latest star to leave Europe for China.
Former Chelsea boss Andre Villas-Boas has spoken of his surprise at the dismissal of Jose Mourinho at Stamford Bridge.