WASHINGTON—Republican senators on April 10 said Alphabet’s Google, Facebook and Twitter discriminate against conservative viewpoints and suppress free speech, suggesting anti-trust action could be a solution.

Carlos Monje, Jr., Twitter director of Public Policy and Philanthropy for U.S. & Canada and Facebook policy director Neil Potts sworn in before testifying at Senate Judiciary Constitution Subcommittee hearing titled "Stifling Free Speech: Technological Censorship and the Public Discourse." on Capitol Hill in Washington on April 10, 2019. Jeenah Moon/Reuters
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