cnn s tim lister reports. reporter: these photographs posted by a taliban spokesman purportedly show the five guantanamo detainees arriving in qatar. they ve all been held by the u.s. for more than a decade after being captured in afghanistan or pakistan during the invasion that ended taliban rule. this is possibly the most important, alleged to have been associated with osama bin laden. fasal was the afghan army s chief of staff. the u.n. accused him of being involved in a massacre of thousands of shiites during the taliban s rule. number three is nuri, governor of two afghan provinces but always claimed he was not a senior taliban official. u.s. intelligence allege that this is the number two in the taliban s intelligence apparatus with links to al qaeda. he always denied that. and finally, there s mohamed omari.