A new book by a former Navy SEAL contradicts official US accounts of how bin Laden was killed during the covert operations. Author Mark Bissonnette, writing under the pseudonym Mar Owen, says bin Laden was hit in the head when he looked out his bedroom doorway. If true, it contradicts what US officials said that the SEALs climbed the stairs of the compound and bin Laden went back into the bedroom. It raises questions about whether the al-Qaeda leader posed a clear threat to the US commandos who killed him. Bissonnette says he was a "point man" going up the stairs.
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