In life and online, interest in the sober community is booming. On Instagram, there are more than 1.2 million #soberlife posts. More than 500,000 boast “sober is sexy.” Dr. Tara Narula reports. Source

Aaron Sorkin’s “To Kill a Mockingbird” has been a hit on Broadway. Now they’re headed to Madison Square Garden in February, the first ever Broadway show to perform in the world-famous venue. We’re excited to announce 18,000 New York City Public School students are getting invites to see the show for free. Source

Farmers make cash in the off-season by carving up a frozen river to provide the building blocks, and many won’t even see the final product in person. Source

A black mom says her daughter was not allowed to compete with her Colorado cheerleading squad because of her hair. Tiyana Young says her 11-year-old daughter Niemah was kicked off the team because her coach refused to let her perform with natural hair. But the cheer coach says Niemah was dismissed because her mom threatened the team. Vladimir Duthiers reports. Source

An ancient form of chewing gum is providing new insights into the life of a young girl from the Stone Age. Scientists analyzed genetic material found on a 5,700-year-old piece of heated birch bark in Denmark. The girl had chewed on it before spitting it out. Her DNA was so well preserved, scientists determined she had blue eyes and dark brown hair. They could also tell her most recent meal included duck and hazelnuts. Source

A look back at what we’ve been covering on “CBS This Morning.” Source

An attorney for the grandfather of a toddler who fell to her death on a Royal Caribbean cruise ship tells CBS News that prosecutors are offering a plea deal. Sam Anello was surrounded by reporters as he left a Puerto Rico courtroom Tuesday. He’s charged with negligent homicide in the July death of his granddaughter, 18-month-old Chloe Wiegand. David Begnaud reports. Source

A 13-year-old boy is now charged with felony murder in the death of a New York City college student, as a hunt intensifies for a possible accomplice. The middle school student, who is not being named, appeared in family court Tuesday. Police say he was present when Tessa Majors was stabbed in a park. Mola Lenghi reports. Source

The U.S. is monitoring a Russian spy ship that the Coast Guard says has been sailing unsafely off the East Coast. It was spotted sailing toward American military bases in Florida earlier this week. CBS News has confirmed the ship was seen again Tuesday off the Bahamas and is believed to be headed away from the U.S. Source

This week, on the “Intelligence Matters” podcast, Ambassador Susan Rice talks about her career, U.S. foreign policy and America’s role in the world Source