Senators voted along party lines to block attempts to subpoena acting White House Chief of Staff Mick Mulvaney in President Trump’s

Senators voted along party lines to block attempts to subpoena acting White House Chief of Staff Mick Mulvaney in President Trump’s #ImpeachmentTrial https://t.co/AGd4dhmztd pic.twitter.com/0ThF8dheu2

— Reuters (@Reuters) January 22, 2020