With the current president of Brazil receiving boos at the Olympic opening ceremony, the past president Rousseff now facing trial after a senate vote, the superintendent's office of Brazil's antitrust regulator Cade on Monday recommending penalising state-run oil company Petroleo Brasileiro SA for anti-competitive behaviour in the natural gas distribution market for a date to be fixed to be heard before Cade's tribunal it seems likely that all eyes will be on Brazil well after the Olympic closing ceremony.