Detained once, he was monoor to having -- monitored, apparently, offering to commit an attack in germany. and reportedly this guy was also on the u.s. radar, said to be on a no-fly terror list. monitored checking out an online bomb-making site as well as communicating with terror figure. now, harris, i'm going to step aside, let my cameraman, mal james, show you the scene. it was between these christmas market stalls on monday night that that 25-ton truck came barreling through at about 40 miles an hour. we talked to one person who was right next to it. he said it was terrible. right now you c...