unfolds daily. in 1979, c-span was created as a public service by an american cable television company. today, we bring you unfiltered coverage of congress, the white house, the supreme court, and publicly policy events on tv and around the country. brought to you by your tv or satellite provider. a senate panel will

investigate cambridge analytica partnership during the presidential campaign. they will look at social media data and privacy concerns. that is live tuesday at 2:30 pm on c-span 3, www.c-span.org , and the free c-span radio app. earlier this month, the former ceo of cambridge analytica testified in the british house of commons hearing. that's next. eight interior -- interior department official talks later. c-span washington journal, live every day with news and policy issues that impact you. coming up tuesday morning, supreme court corresponded reviews gerrymandering cases. judicial watches chris farrell

watches the general report on the hillary clinton email investigation. johns hopkins paul spiegel talks about public health implications of children being separated from their families due to the trump administration zero-tolerance immigration policy. watch c-span washington journal live at 7 am eastern tuesday morning, join the discussion. former cambridge analytica ceo, alexander nix meets before the committee hearing to answer questions about the alleged data privacy practices in relationship with facebook. most of the hearing focused on testimony given by cambridge whistleblower christopher wiley who in previous testimonies said the company played a role in the referendum and shared private user data.