Take a look at Federal Register / Vol. 81, No. 171 [Docket No. DHS–2016–0054]

The Federal Government will be expanding, officially, the Department of Homeland Security’s legal right to collect, monitor, and maintain records on individuals INCLUDING UNITED STATES CITIZENS, including the routine collection of data from social media websites.

Nothing creepy and 1984ish about that right?

Article on DHS data collection from social media here.