two event recorders, one in the back of the train, the other in the front of the train. the data from those recorders is being downloaded. it should give investigators a very clear picture of what the train's speed, what its velocity was and how the brake system might have been functioning. >> alexandra field, thanks so much, reporting from the bronx. all right. let's take you to london now as the trial resumed today for two men an us coos of first of all slamming their car into a british soldier and then getting out and hacking him to death. >> jurors today saw this video of one of the defendants. we're blurring the bloody knives and the meat cleaver he is wielding there allegedly used to stab lee rigby on a london sidewalk in broad daylight. >> unbelievable. atika schubert outside the courthouse war the trial is being held. events over for the day. the defendants pleaded not guilty. walk us through the evidence today. >> well, basically, the prosecution is still outlining