3 NATO Troops Killed in Afghanistan Blast

An armored vehicle hit by a suicide bomb attack is lifted by a U.S. truck in Kabul, Afghanistan, Dec. 27, 2013.

U.S. forces examine the remains of a car after a suicide car bomb attack on the Jalalabad-Kabul road in Kabul, Afghanistan, Dec. 27, 2013.

Menteri Pertahanan AS Ashton Carter mengumpulkan para komandan militer dan diplomat papan atas AS untuk membahas perlawanan terhadap ISIS, di Camp Arifjan, Kuwait (23/2). ​(AP Photo/Jonathan Ernst)

Afghan police and U.S. forces respond to a suicide car bomb attack on the Jalalabad-Kabul road in Kabul, Afghanistan, Dec. 27, 2013.

Afghan police arrive at the site of a suicide car bomb attack on the Jalalabad-Kabul road in Kabul, Afghanistan, Dec. 27, 2013.

Afghan police and NATO forces respond to a suicide car bomb attack on the Jalalabad-Kabul road in Kabul, Afghanistan, Dec. 27, 2013.

Afghan policemen arrive at the site of a suicide bomb attack in Kabul, Afghanistan, Dec. 27, 2013.

The U.S.-led coalition in Afghanistan says several service members were killed when a suicide car bomber attacked their convoy in Kabul, Afghanistan, Dec. 27, 2013.