Analysis Summary:

The article appears mostly accurate based on the available sources. It acknowledges the uncertainty surrounding the cause, amount of oil released, and the extent of the spill's impact. There is minimal bias, presenting the information in a relatively neutral manner.

Detailed Analysis:

• Claim:** "Oil leak off Louisiana coast contained but clean up continues." This is supported by Verification Source #2 and Verification Source #5, which mention cleanup crews and containment efforts.
• Claim:** "Key questions remain about the cause, how much oil was released and the extent of the spill's impacts." This is a general statement acknowledging uncertainty, which is reasonable given the early stage of the incident. No source directly contradicts this, and the lack of specific details in the other sources supports the idea that these questions are still open.

Supporting Evidence/Contradictions:

• Verification Source #2: "Clean-up crews have been spraying the airborne oil with water..." This supports the claim that cleanup is ongoing.
• Verification Source #5: "Nearly 200 personnel are working to contain an oil spill along the coast of Louisiana..." This supports the claim that the spill is being contained and cleaned up.
• The other sources (Verification Source #1, Verification Source #3, and Verification Source #4) provide background information on oil spills and their impacts, but do not directly address the specific claims in the CBS article about the recent Louisiana spill. They *fail to cover* the specific details of this event.