sentences:  They all complained of the same thing, that Riina and the other bosses of Corleone abandoned or eliminated their allies once they were of no further use or perceived as a potential threat.It seemed the only way to survive being an ally of Riina was to do exactly as he said.In an interview with Borsellino in 1992, Messina summed this up by stating that the Corleonesi bosses "used us to get rid of the old bosses, then they got rid of all those who raised their heads, like Giuseppe Greco, "the Shoe", Mario Prestifilippo and [Vincenzo] Puccio...all that's left are men without character, who are their puppets."