The third guy on the recently published Reuters photos of the inside of the campound (photos leaked by a Pakistani official) is definitely the dead body of Khaled Bin Laden, Osamas son, that being the first visual and undeniable proof that Bin Laden was at that campound that night.
SEE THIS OTHER POST for more details :
http://www.freerepublic.com/focus/f-news/2715062/posts?page=58#58
You're making a leap of logic. A photo of bin Laden's dead son only proves that bin Laden's son was there that night.