*cites precedent to push for evidence to be allowed during President Trump's trial. #ImpeachmentTrial
*Accuses House Democrats of rushing through the process, says subpoenas sent to WH officials were unauthorized. #ImpeachmentTrial
(*Vote is still pending on amendment to subpoena State Dept. documents.) #ImpeachmentTrial
(McConnell says 30-minute break to follow after Senators vote.)
Now debating proposal to subpoena former national security adviser John Bolton for testimony. #ImpeachmentTrial
Now voting on Schumer amendment to provide that motions to subpoena witnesses or documents shall be in order after the question period.
GOP Sen. Susan Collins of Maine was the first defection of the rules-debate process.
Upper chamber adjourns until 1 pm EST Wed. when the trial resumes.