A Refiner's FireA Refiner's Fire by Donna Leon features Commissario Guido Brunetti's return with a gripping and powerful case about the murkiness of power and a test of loyalties. When two teenage gangs are arrested after clashing violently in one of Venice's campi, the son of a local hero is implicated. However, when Brunetti is asked by a wealthy foreigner to vet this man, Monforte, for a job, he discovers that Monforte might not be such a hero after all. This