Petrobras' Cash Flow Still Challenging, Morgan Stanley Says By: Benzinga via Benzinga April 23, 2015 at 11:42 AM EDT In a report published Thursday, Morgan Stanley analyst Bruno Montanari commented on Petroleo Brasileiro Petrobras SA (NYSE: PBR)'s ... Read More >> Related Stocks: Petrobras - Petroleo Brasileiro S.A. iPath Dow Jones-Goldman Sachs Crude Oil Fund