Milan prosecutors investigating the alleged criminal business activities, violence and intimidation of Inter and Milan ultras may also quiz, as people informed on the facts, Inter coach Simone Inzaghi, vice-president Javier Zanetti, former Nerazzurri defender, now at PSG, Milan Skriniar, and Milan captain Davide Calabria, judicial sources said Tuesday. In the coming days, prosecutors will begin a series of hearings of witnesses, also summoning managers, officials and players of the two clubs, whose names appear in the documents, on the alleged "pressure" suffered and the links with the ultras, the sources said. Source: Ansa News Agency