sentences:  By the end of the war, the Corleonesi were effectively ruling the Mafia, and over the next few years Riina increased his influence by eliminating the Corleonesi's allies, such as Filippo Marchese, Giuseppe Greco and Rosario Riccobono.In February 1980, Tommaso Buscetta fled to Brazil to escape the brewing Second Mafia War instigated by Riina.Whereas Riina's predecessors had kept a low profile, leading some in law enforcement to question the very existence of the Mafia, Riina ordered the murders of judges, policemen and prosecutors in an attempt to terrify the authorities.