Anti-mafia operation "Old Horse" in the province of Catania against the Santapaola-Ercolano crime family, police arrested 9 members on charges of mafia-type association, extortion and drug trafficking. The investigation has allowed us to reconstruct the hegemony of the Santapaola-Ercolano mafia family between the municipalities of San Pietro Clarenza and Belpasso. In the investigators' sights, the specific interests linked to extortion for debt collection and drug dealing.