Petroleo Brasileiro
Allies of Brazil's Rousseff see leadership vacuum as economy sinks
Aug 07, 2015 02:59 AM EDT
Brazil's comptroller opens case against more Petrobras contractors
Mar 12, 2015 05:30 AM EDT
Petrobras faces class-action lawsuit in New York court over graft
Dec 09, 2014 11:03 AM EST
Petrobras workers may be punished for refinery irregularities
Nov 27, 2014 09:37 AM EST
Brazil presidential race heading for Oct 26 photo finish
Oct 16, 2014 12:50 AM EDT