SAN FRANCISCO — President Trump called Facebook and Twitter “terrible” and “a monster” and said he would go after them. Senators Ted Cruz and Marsha Blackburn said they would subpoena the chief executives of the companies for their actions. And on Fox News, prominent conservative hosts blasted the social media platforms as “monopolies” and accused them of “censorship” and election interference.

On Thursday, simmering discontent among Republicans over the power that Facebook and Twitter wield over public discourse erupted into open acrimony. Republicans slammed the companies and baited them a day after the sites limited or blocked the distribution of an unsubstantiated New York Post article about Hunter Biden, the son of the Democratic presidential nominee, Joseph R. Biden Jr. Read More..