A forest ecology professor’s work studying the social life of trees triggered a wave of new research about plants. New York Times Magazine contributing writer Ferris Jabr joins CBSN to explain the impact of Suzanne Simard’s research on the field of forestry. Source

The ‘safe harbor’ deadline to certify results; Voting underway in crucial Georgia Senate races Source

President Trump used Tuesday’s coronavirus vaccine summit to push baseless conspiracies about his election loss that have repeatedly failed to hold up to scrutiny in court. Associated Press White House reporter Zeke Miller spoke to “Red and Blue” host Elaine Quijano about why Pfizer and Moderna, the companies producing the leading vaccine candidates in the U.S., did not attend the event. Source

There are only a few weeks left in 2020, and that means it will soon be tax season. But due to the pandemic, paying them might be a little more complicated for those who are working from home. CBS MoneyWatch senior reporter Stephen Gandel joins CBSN’s Elaine Quijano to explain. Source

“Since I tested positive for Covid before the game do the game stop or go on? @NFL” the receiver asked on Twitter shortly after the game began. Source

Many employees working from home during the pandemic could be in for a tax shock: Owing money to another state. Source

A match official was accused of using insulting language about a Black coach for Istanbul Basaksehir. Source

The high court spurned a request from Republican allies of President Trump to decertify Pennsylvania’s election results. Source

“The Arctic is living proof that major environmental change need not proceed gradually over generations,” one expert told CBS News. Source

Dr. Anthony Fauci on Tuesday urged confidence in coronavirus vaccines during a conversation with leaders of a coalition of Black doctors, faith leaders and academics, saying, “I, myself, will be perfectly comfortable with taking the vaccine and I will recommend it for my family.” Watch more of his remarks here. Source