Here’s what to expect when the trial resumes around 1 p.m. Eastern.

On Thursday, the Democrats tried to undercut Mr. Trump’s defense, arguing that his pressure campaign on Ukraine was not merely an effort to root out corruption but an abuse of power that warranted his removal. They also took a calculated risk by discussing the targets of Mr. Trump’s efforts: Joe Biden and his son, Hunter Biden.

News analysis: Prevented so far from presenting witnesses, the managers have focused on using the president’s own words against him, a strategy that “seeks to capitalize on Mr. Trump’s astonishingly unfiltered approach,” our chief White House correspondent writes.

Related: For Joe Biden, questions about his son represent a potential vulnerability in his presidential campaign and a fine line to navigate.

Closer look: Photos of the Senate chamber are limited, so we’ve produced a three-dimensional diagram.

Perspective: In our Opinion section, legal experts examined the strongest and weakest points of Mr. Trump’s defense.