After suffering painful loss, Amanda Knox has a joyful reason to celebrate.  The 34-year-old author, who was ultimately exonerated in the murder case of her roommate Meredith Kercher, announced during the latest episode of her podcast, Labyrinths, that she is pregnant. "That's right," husband Christopher Robinson said after playing audio of her taking a positive pregnancy test. "We're pregnant!" they shouted in unison.  Shortly after Robinson proposed a month earlier, the couple tied the knot legally in December 2018 and later celebrated with a wedding in February 2020. Then, during a podcast episode in July, Knox opened up about experiencing a...