President Trump tweeted on Tuesday evening the firing of Christopher Krebs, the director of the Cybersecurity and Infrastructure Security Agency. Krebs has publicly defended the integrity of the November elections. Weijia Jiang reports. Source

The Boeing 737 Max jet can take to the skies for the first time since a design flaw led to two deadly crashes in 2019. CBS News transportation correspondent Kris Van Cleave reports on what changes Boeing says it made to the model, and how one family of a crash victim is reacting. Source

The state’s largest physicians’ organization supports the mandate but one city councilor warned that the ordinance would be an empty gesture. Source

Actor is 35th celeb to get the honor since the magazine started naming them in 1985. Source

New York Times best-selling author Ta-Nehisi Coates and actress Yara Shahidi discuss the HBO adaptation of Coates’ acclaimed book “Between the World and Me,” which was written as a letter to his son about growing up Black in America. They discuss why the words are still relevant today, the impact of the Black Lives Matter movement and their hopes for this country. Source

The city is teetering on the brink of a second wave of coronavirus infection, but it hasn’t been bad enough to close the schools — yet. Source

The coronavirus pandemic is causing a mental health crisis among frontline health care workers. Studies show that about half have experienced acute stress and exhibited depressive symptoms. As the number of hospitalizations hits a record high, the emotional toll is also increasing. Doctors and nurses told CBS News they’ve been working at a relentless pace for months, and now they are dealing with new challenges and fears. Dr. Tara Narula reports. Source

Psychologist and CBS News contributor Lisa Damour discusses making decisions about safely celebrating the holidays this year and how to discuss your choices with family. Source

The U.N. said more than 27,000 people have fled Ethiopia into neighboring Sudan as fighting continues in Ethiopia’s Tigray region. Also, Iran’s government issued a stark warning to the U.S. over reports that President Trump asked advisers for options on striking Iran’s main nuclear site, and a delegation from Bahrain touched down in Israel on the first direct commercial flight between the two countries. CBS News foreign correspondent Ian Lee joined “CBSN AM” from London with those headlines and more. Source

AirMed International, an air ambulance airline, says 50% of its flights this past month have been coronavirus-related as the city of El Paso, Texas struggles with surging cases. Omar Villafranca reports. Source