Apoplectic Republican Senate Judiciary Committee members plan to subpoena Twitter CEO Jack Dorsey.<br />They want him to testify about Twitter's decision to block links to a dubious New York Post article about Joe Biden's son, Hunter Biden.<br />The New York Post article contains unverified emails purportedly taken from Hunter Biden's laptop. Twitter says it considered the emails to have been hacked.<br />According to Business Insider, those same emails were provided to the newspaper by Rudy Giuliani, President Donald Trump's personal lawyer.<br />Hunter Biden has denied the story's veracity.<br />Twitter said it blocked people from sharing links to the Post's story Wednesday for violating its policies against distributing 'hacked materials.'