Rousseff goes for jugular as Brazil poll race heats up

BRASILIA: Brazil's presidential race is rapidly shifting gears with a surge in support for environmentalist Marina Silva sending a threatened Dilma Rousseff, the incumbent, into attack mode.

With a month to go until the election, the ground has abruptly shifted under Rousseff -- who had been the overwhelming favorite to win -- since the August 13 death of Socialist Party candidate Eduardo Campos in a plane crash.