After 75 days of a massive methane gas leak, Gov. Jerry Brown has declared a state of emergency in California. While federal funds will now be available, Brown says the gas company will pay for the cost of fixing the leak. Mireya Villarreal reports. Source

Kids are joining the rising number of people suffering from long-term COVID-19 symptoms at an alarming rate. The National Institutes of Health and Centers for Disease Control and Prevention are now studying what exactly a case of long-haul COVID-19 means for children and adults as more mysteries of the virus unfold. David Begnaud reports. Source

At the request of CBS News, one hospital in Omaha documented how it is trying to help a girl who is struggling with the lingering effects of coronavirus. Source

DiCaprio is generating Oscar buzz for his role in the new movie, “The Revenant.” It is based on the true story of Hugh Glass. DiCaprio plays a frontiersman brutally mauled by a bear. He crawls 200 miles to get revenge. Charlie Rose interviewed DiCaprio and director Alejandro Iñárritu for his PBS program, and the actor described it as his most physically challenging role ever. Watch the full interview Thursday night on “Charlie Rose.” Source

Health club memberships in America are at an all-time high at more than 54 million in 2014. But the percentage of members who never use the gym is 67 percent. CBS News senior business analyst Jill Schlesinger joins “CBS This Morning” to break down how you can maximize your membership. Source

Concussions often go undiagnosed and unreported, but the National Institutes of Health estimates there are nearly 300,000 sports-related traumatic brain injuries in the U.S. every year. Many of the victims are teenagers who are often eager to get back in the game. At the moment, there is no treatment for concussions, but researchers at the University of Buffalo are looking at whether prescribing exercise might just be the magic pill. Jericka Duncan reports. Source

The new dietary guidelines include advice on how much sugar and coffee you should have in your diet. It could have a big impact at a time when more than two-thirds of Americans are overweight or obese. Dr. Holly Phillips joins “CBS This Morning” with the details of the recommendations. Source

Harry’s back in Britain for the 1st time since he and Meghan’s interview with Oprah to attend his grandfather’s funeral – time, possibly, for some royal “reconciliation.” Source

Michigan Governor Rick Snyder has declared a state of emergency after the water supply in the city of Flint was found to be contaminated with lead. CBSN’s Contessa Brewer has the latest. Source

A 10-year-old girl who was born with two arms, but one hand is pushing one of the country’s most popular doll makers to include a model a little more like her. Jordan Reeves and her mother, Jen Lee, discussed their efforts to diversify American Girl dolls with CBSN. Source