German authorities believe the automatic braking system installed in the truck used in the Berlin Christmas market attack may have saved lives, according to a joint investigation by German media outlets.
원문출처 : http://www.cnn.com/2016/12/29/europe/berlin-truck-attack-automatic-braking-system/index.html
원문출처 : http://www.cnn.com/2016/12/29/europe/berlin-truck-attack-automatic-braking-system/index.html