. >> yeah, anything to suggest thatten a attack like this, yvon has indicated there were other attacks. might this lead to an extended role of u.s. forces? >> i think if there were to be an expanded role, it would come to the point of expands intelligence, perhaps drones. because the french forces are very spread out. >> they are in chad and other places. >> yeah, they were talking about pulling some of those forces to move them to syria and iraq, but now they have to pick what they want to do. >> josh appreciate it. >> thank you. >>> european nations are tightening their boarders in the wake of the paris attacks and they agreed to begin the process of restricting access as adam raney shows us, it is generally very easy to get between most e.u. countries. >> reporter: my journey begins in the heart of paris, we face traffic, a hassle that parisians know all too well. in a half hour we're on a highway towards the belgium border. a few minute before we reach the border, a toll plaza with a french policeman. we were not stopped. then we approach the border itself. there's a lot of traffic