11.   Petrobras Chief Executive Henri Philippe Reichstul said all the oil would eventually leak into the sea.

12.   A few weeks ago, oil leaked from another pipeline running along a subsidiary to the Volga River, polluting the drinking water supply of dozens of villages.

13.   At least seven people died earlier this week when oil leaking from a pipeline in southeastern Nigeria burst into flames, news reports said Thursday.

14.   Divers on Friday began examination of the hull to find and plug any holes from which oil was leaking.

15.   It did not say how big was the spillage or how much oil may have leaked out.

16.   It was not clear whether oil was leaking from the sunken tanker.

17.   It was not immediately clear if oil was still leaking from the pipeline.

18.   It was unclear how much oil already had leaked.

19.   It was previously feared more oil could leak from the sunken tanker, but salvage experts now say very little oil is still trapped in the wreck.

20.   No oil leaked at the time of the grounding or during rescue operations.