Analysis Summary:

The article's core claim about Muhammadu Buhari's death is plausible but lacks direct confirmation from the provided sources. The claim about the "simple burial" is also unverified. The article appears relatively neutral, though the brevity limits a full assessment of potential bias.

Detailed Analysis:

• Claim 1:** "Muhammadu Buhari, who led Nigeria as both a military ruler and elected president, died in London on Sunday."
• Verification Source #5: Mentions rumors of President Buhari's death in 2017, but this is not a confirmation of his death now.
• Fail to cover:* The provided sources do not confirm or deny the death of Muhammadu Buhari. The claim that he led Nigeria as both a military ruler and elected president is generally known and can be considered accurate based on internal knowledge, but this is not verified by the provided sources.
• Claim 2:** "Body of former Nigerian leader Buhari to be flown home for simple burial"
• Fail to cover:* None of the provided sources confirm that Buhari's body will be flown home or that the burial will be simple. Verification Source #1, #2, and #4 discuss the funerals of Jimmy Carter, an American president, which is irrelevant to this claim.

Supporting Evidence/Contradictions:

• Verification Source #5: Shows that rumors of Buhari's death have circulated before, which highlights the need for reliable confirmation.
• The lack of coverage from the provided sources regarding Buhari's death and burial plans makes it difficult to assess the factual accuracy of the article.