sentences:  "It may be that the Gambinos at a certain point recognised that the Corleonesi had been victorious in the war between rival families in Sicily ... there is nothing unusual in the traffic of personnel and ideas across the Atlantic ... they were cousin organisations," according to John Dickie, professor of Italian studies at University College London and the author of "Mafia Republic – Italy’s Criminal Curse".On 15 January 1993, Carabinieri arrested Riina at his villa in Palermo.He had been a fugitive for 23 years.