https://www.reuters.com/article/us-usa-trump-whistleblower/democrats-lay-out-case-for-trump-impeachment-probe-more-key-witnesses-set-to-appear-idUSKBN1X0101
https://www.reuters.com/article/us-usa-trump-whistleblower/democrats-lay-out-case-for-trump-impeachment-probe-more-key-witnesses-set-to-appear-idUSKBN1X0101