Dozens of people were arrested on Tuesday in a huge nationwide operation related to a probe by anti-mafia investigations in the Sicilian province of Caltanissetta, sources said.
Police executed warrants imposing restrictive measures on 55people in dawn raids in which they also staged searches for weapons and drugs.
Some 500 officers were involved in the operation.
The suspects are accused of crimes including mafia association, extortion and narcotics trafficking, with the possession of weapons of war and explosives aggravating factors.
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