WATCH: Senate votes against calling witnesses, documents in impeachment trial

FILE - In this Wednesday, Jan. 29, 2020, file image from video, Senate chaplain and retired Navy Adm. Barry Black gives the opening prayer as presiding officer and Supreme Court Chief Justice John Roberts listens during the impeachment trial against President Donald Trump in the Senate at the U.S. Capitol in Washington. Since the trial began, Black’s prayers have at times sought to guide senators through the political turbulence of the moment.

Credit: Senate Television via AP, File/AP

Credit: Senate Television via AP, File/AP

FILE - In this Wednesday, Jan. 29, 2020, file image from video, Senate chaplain and retired Navy Adm. Barry Black gives the opening prayer as presiding officer and Supreme Court Chief Justice John Roberts listens during the impeachment trial against President Donald Trump in the Senate at the U.S. Capitol in Washington. Since the trial began, Black’s prayers have at times sought to guide senators through the political turbulence of the moment.