RIO DE JANEIRO, BRAZIL - During investigations that led to the arrest of state prosecutor Renan Saad, the Lava Jato Task Force in Rio de Janeiro discovered that the layout of Line Four of the subway had been altered to increase the cost of works.
According to the investigation, one of the additions included an excavation using the "tatuzão" ("the big armadillo"--a tunneling machine equipment used in largeunderground works). The "tatuzão" was dismantled and split into pieces to be shipped from Germany to Rio.
The changes endorsed by Saad increased the cost of the work more than 11 . . .