nec isudlow said the studying this closely and thinking about doing something. >> we heard that from elizabeth warren. clearly this will be an issue in the primary. republicans have been making similar comments. how much information to these companies store? how come they are not being more transparent? we will be hearing more about paign trail cam and on the hill. >> they have been presenting themselves as a pro-business administration. this would be one instance in which they might be thinking thet how to rein in technology companies or reevaluate power. >> nancy cook, white house reporter. is the white house economic policy beat for the "washington post." thanks for being with us on c-span. [captions copyright national cable satellite corp. 2018] [captioning performed by the national captioning institute, which is responsible for its caption content and accuracy. visit ncicap.org] where history unfolds daily. in 19 79, c-span was created as a public service by america's cable television companies. today, we continue to bring you unfiltered coverage of congress, the white house, th