. >> ben wedemen joins us now on the phone from italy. what are you hearing about the circumstances surrounding this shootout. >> well, what we understand from the italian police and the italian interior minister at 3:00 in the morning, nine hours ago, a police patrol train station in the suburbs of milan, northern italy, stopped a man who, they say, was acting suspiciously. they asked him for his i.d. he reached in to his backpack and rather than pulling out his passport or identification card, he pulled out a .22 caliber pistol and opened fire and shot one of the policemen in the shoulder and according to the italian media he took cover behind the car and continued to shoot. but one of the italian officers fired back, shooting him fatally. now, we understand that on his body they found ticket stubs, train ticket stubs which would indicate that he came from germany via france to italy. then he went to the central train station in milan and then went to this train center in the suburbs, which would indicate that he is going, well, the sus

ben wedemen that takes us to italy. they have been very cautious not to give out too many details with this altercation with this suspect because nay say this is a broader investigation. what could that mean? >> well, probably what that means is that, indeed, there were individuals to whom amri was going to. he spent several years in italy. arrived in the beginning of 2011. spent years in prison. six prisons in total in southern italy. he had context. he knew people and it's widely believed he was radicalized during his stay in the italian prisons. therefore, clearly, he was returning to where the part of europe he knew best. that was italy. now, the question is, why did he, when he arrived in milan at the central train station, why did he go to this train station on the outskirts of milan. this is probably the lead investigators are pursuing, he knew someone. he had a contact in that working class neighborhood. and, clearly, they want to get to the bottom of that. but, italian intelligence has decades of experience fol