It's now been four days and still no sign of Savannah Guthrie's mother. Cops say she was forcibly removed from her home. Now, reports of a ransom note...But is it real? We do know investigators are taking it seriously - showing it to Savannah.  

And on Super Bowl Sunday it will be all hands-on deck to keep the more than 70,000 fans safe inside Levi’s stadium. And that includes creating a dome of security from the air. Plus, it's a heartbreaking Uber shooting. An 81-year-old man shoots and kills a female Uber driver after they had both fallen victim to a phone scam. The elderly suspect, in court for sentencing, learns that he’ll spend the rest of his life behind bars. And mouths dropped at the Westminster Dog Show as a Doberman won best in show for the first time in years. But there was also an emotional moment, as actress Catherine O’Hara was remembered for her connection to the iconic dog competition.