Former boss of Italy's Mafia-style 'ndrangheta to testify
A key witness in the trial against the organized crime group 'ndrangheta in Italy is Luigi Bonaventura, who began cooperating with investigators in 2006.

https://www.dw.com/en/former-boss-of-italys-mafia-style-ndrangheta-to-testify/a-56214596