** FILE ** NATO fuel tankers enter Afghanistan through Pakistan's border crossing in Torkham, east of Kabul, on Oct. 10, 2010. (AP Photo/Rahmat Gul)

Photo by: Rahmat gul

** FILE ** NATO fuel tankers enter Afghanistan through Pakistan's border crossing in Torkham, east of Kabul, on Oct. 10, 2010. (AP Photo/Rahmat Gul)