Inside the groundbreaking case of a crime of the digital age — a young woman convicted of involuntary manslaughter because she used text messages to encourage a friend to take his own life. Source

Greta Thunberg spoke on a panel of young climate activists Tuesday at the annual World Economic Forum in Davos, Switzerland. Watch her remarks on the panel. Source

An analysis from Axios shows the so-called “Trump effect” is motivating some news and entertainment media outlets to rethink their political coverage and instead offer alternative content for consumers. Axios media reporter Sara Fischer joined CBSN to explain the trend. Source

“He said I was unqualified. I had a lot more experience than he did, and got a lot more done than he had, but that was his attack on me,” she told The Hollywood Reporter. Source

House managers and President Trump’s defense team are preparing for opening statements in the Senate impeachment trial. The House sent a letter to White House counsel Pat Cipollone saying he is a “material fact witness.” Political strategists Michael Starr Hopkins and Joseph Pinion join CBSN to break it all down. Source

The trial will get underway at 1 p.m., marking just the third time a president has faced removal from office in U.S. history. Source

A Phoenix woman has been arrested on suspicion of killing her three children after they were found dead inside the family home. Source

An Ohio doctor who received a flood of threats over a pro-vaccine social media post is standing by her message. In a playful TikTok video, Dr. Nicole Baldwin showed the benefits of vaccines, and said they do not cause autism. But that prompted a barrage of hateful responses. Despite scientific evidence that there’s no link between vaccines and autism, a recent poll found 46% of parents are still unsure. Dr. Jon LaPook joins “CBS This Morning” to discuss how doctors can counter misinformation about vaccines. Source

In World View, three rockets fell near the U.S. embassy in Iraq, China’s ex-interpol chief is sentenced to 13.5 years in prison and Norway’s Progress Party disbands. Ian Lee joined CBSN AM from London with the world round up. Source

The teen climate activist urges leaders at the World Economic Forum “to act as if you loved your children above all else.” Source