Afghan soldiers are seen inside their vehicles at the site of blast in Kabul, Afghanistan on December 3, 2013. (Xinhua/Ahmad Massoud)
Afghan soldiers are seen inside their vehicles close the site of blast in Kabul, Afghanistan on December 3, 2013. (Xinhua/Ahmad Massoud)
Afghan soldiers stand guard at the site of blast in Kabul, Afghanistan on December 3, 2013.(Xinhua/Ahmad Massoud)
An Afghan soldier walks at the site of blast in Kabul, Afghanistan on December 3, 2013. (Xinhua/Ahmad Massoud)
