A murder suspect's brother under scrutiny. Breakthrough in parents' quest for answers. And should jurors question witnesses?

Listen to this week's episode of the Dateline: True Crime Weekly podcast with Andrea Canning. Three months after the husband of a woman who went missing in Spain is charged with her murder, investigators have questions about his brother, too. Years after a young woman's death in Pennsylvania, her parents persuade local officials to take a second look at how she died. And the judge from the Jason Chen murder trial on why he allows jurors to question witnesses during trial. Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com