 The incident happened in the Taymeni area of the city, inside one of the many guesthouses that NDS uses in Kabul to reduce the risk of an attack.Afghan officials said that Khalid needed blood transfusions, but President Hamid Karzai said Khalid "is doing well" and described the attack as "a cowardly act of terrorism".The attacker posed as a "peace messenger" arrived from Quetta, Pakistan, and was used by the Taliban's Quetta Shura, which is guided by Pakistan's Inter-Services Intelligence (ISI).