Rice travels to Afghanistan
US' Rice to meet Karzai in KabulBy Jonathan Beale
BBC State Department correspondent
Ms Rice said Afghanistan had made enormous progress
US Secretary of State Condoleezza Rice, is due to arrive in Kabul - the second stop of her tour of Central Asia.
Her visit comes almost exactly four years after the US and its allies began their military campaign to oust the Taleban after the 11 September attacks.
Ms Rice wants to highlight progress following Afghanistan's parliamentary elections on 18 September.