Mullah Mohammad Omar, the leader of the movement, lives in Kandahar, in south Afghanistan, the de facto capital.

ECONOMIST: Afghanistan

Mr Karzai has often said he is willing to sit down with the Taliban's supremo, Mullah Mohammad Omar.

ECONOMIST: Afghanistan

The reclusive Taleban leader Mullah Mohammad Omar on Wednesday dismissed US allegations against Bin Laden as an excuse to wage war on Islam.

BBC: Poster of Osama Bin Laden

Detailing the impressions from his trip, Biden said most people -- Afghans and U.S. and British military personnel -- think Taliban leader Mullah Mohammad Omar remains in southern Afghanistan.

CNN: Biden: Taliban remain threat in Afghanistan

The Taliban have previously said the group's supreme leader, Mullah Mohammad Omar, would have the final say on the fate of the aid workers no matter what the court decided.

CNN: Taliban press ahead with aid workers' trial

The council, or shura, ended a meeting on Wednesday without a decision, despite a warning from the Taleban's spiritual leader, Mullah Mohammad Omar, that the US was bent on destroying them.

BBC: Pakistan warns of 'destruction'

In a May 2011 interview with the Asia Times, Mullah Nazir openly supported Afghan Taliban leader Mullah Mohammad Omar and the then al-Qaeda chief Osama Bin Laden while rejecting claims that he was opposed to al-Qaeda.

BBC: Obituary: Mullah Nazir

In a statement, released last year, Mullah Mohammad Omar, the Taliban leader, had said that the Taliban no longer desired a monopoly on power in a post-American Afghanistan meaning, presumably, that the Taliban would be willing to share power.

NEWYORKER: After America