sentences:  A number of AU member states led by Ethiopia, Nigeria, and Rwanda requested that the AU recognise the NTC as Libya's interim governing authority, and several other AU member states have recognised the NTC regardless of the Peace and Security Council's decision.However, AU member states Algeria and Zimbabwe have indicated they will not recognise the NTC, and South Africa has expressed reservations as well.On 20 September 2011, the African Union officially recognised the National Transitional Council as the legitimate representative of Libya.