We investigate the horrific deaths that shocked the nation. What drove a renowned physician, who often posted globe-trotting photos with her children on social media, to shoot them and then turn the gun on herself? Plus, in 2001, Kathleen Peterson was found dead at the bottom of a staircase in her home and her husband was charged with murder. Today, after being released from prison, her husband Michael Peterson speaks out about why he is innocent.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.