Monday, February 8, 2021
The second impeachment trial of former President Donald Trump begins this week as Republicans and his legal team argue the impeachment is unconstitutional. And, South Africa has paused a planned deployment of a coronavirus vaccine from AstraZeneca after a study there showed it may be less effective against a new strain of the virus detected there. Also, how worried are U.S. health officials about variant strains of the virus in the U.S.?