The Sept. 28 hearing is expected to focus on "constitutional and legal questions" that surround allegations of Biden's involvement in his son Hunter's overseas businesses.
In President Trump's impeachment trial, it's time for senators, effectively acting as jurors, to determine the agenda. On Wednesday, they largely targeted their questions to the trial representatives from their own parties. Amna Nawaz reports, and Lisa Desjardins and Yamiche Alcindor join Judy Woodruff to discuss the subject matter on which senators focused and the latest on calling witnesses.