Torkham Gate is one of the main ports of entry for material coming into the war zone . NEW : Taliban attacks damage trucks and kill 2 people . They use petrol bombs to damage 25 trucks . About half of U.S. cargo goes into Afghanistan via Pakistan , it says . Torkham Airport remains closed .
NEW : Taliban attacks damage trucks and kill 2 people . They use petrol bombs to damage 25 trucks . About half of U.S. cargo goes into Afghanistan via Pakistan , it says . Torkham Airport remains closed .