December 16: Storm slams Midwest overnight — Al Roker has the latest forecast. Rise in Covid cases and what we know about Omicron. NFL and NBA struggle with Covid outbreaks. Nick Cannon opens up about losing son.

<p>The latest on the historic storm that tore across the Midwest overnight — Al Roker has your latest forecast. Plus, Brown University’s School of Public Health dean, Dr. Ashish Jha, on the rise in Covid cases and what we know about the spread of the Omicron variant and its symptoms.  Also, the NFL and NBA struggle with Covid outbreaks — what is being done? And, Nick Cannon joins us live and opens up about the loss of his 5-month-old son to rare brain cancer.</p>