Phase 3 trials are currently underway for three of six vaccine candidates backed by Operation Warp Speed. Source

While posting photos and videos of your children on social media might seem innocent to some, it could actually cause them harm. Leah Plunkett, author of “Sharenthood: Why We Should Think before We Talk about Our Kids Online,” joined “CBSN AM” to discuss the potential dangers of giving children a presence on the internet at an early age. Source

Chinese President Xi Jinping traveled to Wuhan for the first time since the city became ground zero for the coronavirus outbreak. North Korea launched new short-range missiles. And an armored car robbery in Chile is being dubbed the “heist of the century.” Cindy Pom rounds up the world headlines from London. Source

Senator Kamala Harris is the latest candidate to drop out of the race for the White House in 2020. The California Democrat was an early favorite but then failed to capitalize on big moments during the primary debates. CBS News political correspondent Ed O’Keefe joined “CBSN AM” to discuss what may be next for the senator. Source

Great white sharks have disappeared off the coast of Cape Town, South Africa. There have been zero shark sightings in False Bay this year and only around 50 last year. Analysts said the great whites don’t have enough food to survive in this area. CBS News foreign correspondent Debora Patta joined “CBSN AM” from Johannesburg to discuss. Source

The number of abortions performed in the U.S. has hit its lowest level since Roe vs. Wade legalized abortion nationwide nearly 50 years ago. Since 2014, the number of abortions has reportedly declined by 8%. Reporter Kate Smith joined CBSN AM to explain what’s behind the trend and the declining number of abortion facilities in the U.S. Source

Police in India are being accused of extrajudicial killings after fatally shooting four men suspected of raping, killing and burning a 27-year-old woman. Also, protests turned violent in France during a nationwide strike over pension reform, and teen climate activist Greta Thunberg was greeted by large crowds in Madrid. Gwen Baumgardner joined “CBSN AM” to discuss those stories. Source

The holiday season is supposed to be a time full of parties and celebrations, but for many people it can often be the loneliest time of the year. Help could be on the way in the form of a so-called “loneliness pill.” Fay Bound Alberti, author of “A Biography of Loneliness: The History of an Emotion,” joined “CBSN AM” to discuss why it takes more than a pill to treat loneliness. Source

Senator Bernie Sanders is facing criticism from former opponent Hillary Clinton and current opponent Joe Biden ahead of the Iowa caucuses. CBS News political correspondent Ed O’Keefe joined “CBSN AM” from Des Moines, Iowa, to discuss. Source

The U.S. firefighters are dead after their air tanker plane crashed in New South Wales. The three had traveled to Australia to help fight the country’s devastating bushfires. Kimberly Pratt from CBS partner Network 10 reports from Sydney, Australia. Source