Hardcore supporters of AC Milan and Inter Milan were arrested on Monday for alleged organised crime offences as part of a probe into illegal profits made around matches and the infiltration of mafia gangs into so-called "ultras" groups.

Several top ultras of Milanese football clubs have been detained on the accusation of forming criminal groups aiming to take control of businesses in and around the San Siro stadium.

Calabrian Mafia families. They were charged with criminal conspiracy involving mafia aggravation, extortion of ticket and beverage sales, aggravated injury, and other offenses. According to reports, at least 19 people were involved in the operations,