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Former Brazil billionaire returns from US after police hunt linked to Petrobras inquiry
Sweeping Petrobras investigation targets highest-profile business figure yet
Guido Mantega accused of soliciting bribe from businessman Eike Batista
An economic crisis is prompting many in Brazil to query the benefits of hosting the games
Corruption in Brazil is bringing forth wonderful art pieces
Accusations are latest setback in trial of Brazil’s former richest man for insider trading
Mauro Rodrigues da Cunha frustrated over government’s handling of problems at the oil group
The downfall of Brazil’s richest man
Lost funds will further damage the credibility of trial that is proving a test of Brazil’s rule of law
Souza photographed driving former billionaire’s confiscated Porsche
Judge hearing insider trading case alleged to have used seized car
Country’s former richest man caught in landmark insider trading trial
Power company fails to reach agreement with creditors over $896m debt
Former billionaire accused of using Twitter to encourage share buying in bankrupt OGX
Brazilian oil tycoon signs joint venture ahead of insider trading trial
Sanctions sought include fines or market ban and possible charges
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