Referring to such companies, which include Facebook Inc and Twitter Inc, Trump told the conservative news outlet in an interview conducted on Tuesday that "I think they already have" interfered in the November 6 election.
Last week Trump launched an attack on Google with an early morning tweet accusing the tech giant's search engine of being biased against conservative media and promising that the situation "will be addressed".
"We are troubled by reports that the power of Twitter was misused by a foreign actor for the objective of influencing the USA presidential election and undermining public faith in the democratic process", Twitter General Counsel Sean Edgett told the committee November 2017.
Twitter's Dorsey also will testify at a House of Representatives hearing on Wednesday that the company "does not use political ideology to make any decisions", according to written testimony also made public on Tuesday.
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You may remember the Xbox 360 with Kinect bundle , which cost $99 but required a $15 per month subscription for two years. This looks to be another attempt at that, but with no upfront cost and a larger monthly charge.
Google too was to be present at this hearing, but the company did not send a senior executive.
Some Republicans have also charged social media companies with bias against Trump and other conservatives.
Twitter's Dorsey, who has come under fire in recent weeks for remaining more "hands-off," said the social network was unprepared for what the election brought to its platform.
Conservative Republicans in Congress have, however, criticized social media companies for what they say are politically motivated practices in removing some content, a charge the companies have repeatedly rejected. Only after CNN highlighted several tweets that clearly violated Twitter's TOS did the social media platform suspend Jones - and only for one week.
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Xi said the financing would be in the form of government help as well as investment and funding by institutions and companies. The money would be focused on infrastructure to help speed African countries' development, not on "vanity projects", Xi said.
In prepared remarks released Tuesday by the Energy and Commerce Committee, Dorsey said his company "does not use political ideology to make any decisions, whether related to ranking content on our service or how we enforce our rules".
Republicans control majorities in both the Senate and House, but the House's approach to the election issue has been far more partisan than the Senate's. Instead, a spokesperson for the committee said they may just leave a chair empty next to Sandberg and Dorsey.
Google said Walker will be on Capitol Hill on Wednesday, adding that company officials first informed the Senate committee that Walker would be Google's representative in July.
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"We all have to start again trying to impress him and that's great". I'm over the moon that I'm able to be part of this win".