By Ben Tavener, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL – A public investigation in underway after an incident at a deepwater oil field run by Brazilian oil giant Petrobras in the Santos Basin, some 250km (155 miles) to the north of São Paulo state, led to some 160 barrels of crude oil being released into the Atlantic Ocean.
The leak was detected at the Carioca Nordeste field on Tuesday morning, and the . . .