1.   They said the whereabouts of Osama bin Laden and senior leaders of al-Qaida remained a mystery.

2.   Georgian prosecutors have dismissed Russian statements that Giorgadze could not be located, saying his whereabouts are well-known.

3.   He said their whereabouts, with the start of the Atlanta Summer Olympics three weeks away, were unknown.

4.   But Pentagon spokesman Richard McGraw said the whereabouts of bin Laden and his erstwhile protector, Taliban leader Mullah Mohammad Omar, remained unknown.