Kabul, Dec 15, SPA--US President George W Bush arrived inAfghanistan early Monday morning on a surprise farewell visit. He wasto later meet Afghanistan President Hamid Karzai and US troops, DPA reported. Bush made an unnanounced visit to Iraq Sunday, where he met withIraqi President Jalal Talabani and Prime Minister Nuri al-Maliki. These are likely to be his last visits to the two war-torncountries as US president. President-elect Barack Obama takes officeon January 20.--SPA www.spa.gov.sa/616442