Less than a year ago, a top Sao Paulo law enforcement officer boasted that police had all but destroyed one of Brazil’s most notorious crime groups. “The PCC’s days are numbered,” Godofredo Bittencourt, head of the Sao Paulo police’s organized crime unit, said in July after announcing the arrest of 11 members of the group widely known by the initials. But this week, the PCC proved him deadly wrong, unleashing an unprecedented four-day crime wave that has left at least 100 people dead, among them 40 police officers. Full Story