Big tech companies are again being questioned about their business practices by Members of Congress.

South Dakota Senator John Thune says the big sites like Facebook, Twitter and Google should let consumers find what they want without direction…

Thune says those big companies shouldn’t act as filters….

Thune says the sites don’t tell their users how they operate…

Thune is ranking member of the Subcommittee on Communications, Media and Broadband of the Commerce Committee.