Police arrested in Milan Francesco Piccolo, 57, considered the right arm of the Calabrian clan of Flachi and searched since the beginning of June to serve a residue of 4-year and two months sentence in the investigation 'cornerstone' in 2011. Piccolo, who has previous convictions for theft, damage and dealing, has to answer for criminal association with the mafia aimed at extortion, drug dealing and possession of weapons. The operation led to the arrest of 35 people.