The source that David cites pointing out that the sibling DNA by itself is not conclusive is correct in my estimation. The media is reporting that bin Laden’s sister died in the US and that her DNA was used in the test. This alone could give a statistical likelihood (probably ~90%) that the dead body was a sibling of the hospitalized sister. Another relative’s DNA sample could help confirm the identity. If another sibling was used, then they could be certain that it was a bin Laden sibling, but still not confirm that it was Osama. If, however, they also … Continue reading More on the Bin Laden DNA Evidence