there wasn t much thinking going on, at least on my end. hiding or sitting back is not going to accomplish anything and the gunman would have been successful if my friend spencer had not gotten up. joining me now, live from paris, martin savidge. also with me, julia cayamm. martin, to you. it s incredible to hear from these men themselves but also the details, including the fact that they were in a train car they were not supposed to be in but there were wi-fi issues and they got up to move. it s incredible, the details. reporter: it is. this shows you the modern age in which we live and that the reason that these three men ended up putting themselves at harm s way was because of the wi-fi. the signal in one train car was not too well so they moved to