priority one. we should tell you, wolf data from the recorder shows this engineer moved the throttle forward to speed up the train. the question remains why? although investigators are focusing on this engineer and his handling of the train, we should say it is too early to say this indicates a criminal act. in fact we know police as well as the district attorney's office they're waiting for the ntsb to complete their investigation before they make any moves. an ntsb source is saying it's too early to take anything off the table, are possibilities are still on the tashlgs wolf. >> rene, thanks for that report. rene marsh reporting from philadelphia. president obama is restricting the kinds of u.s. military equipment local police departments can now use. a new ban on things like grenade launchers, high caliber weapons was sparked by the controversy