Omicron variant and the holidays: An expert answers viewers' questions
CBSN
The Omicron variant has a lot of people worried this holiday season. The highly transmissible strain of COVID-19 is now dominant in the United States, according to data released by the CDC.
CBS News chief medical correspondent Dr. Jon LaPook joined "CBS Mornings" to answer viewers' questions about the latest phase of the pandemic and how Americans can stay safe over the holidays.
Q: Is it safe to do indoor activities if you're distanced and masked? Should we go back to the level of precaution we had in 2020?

NASA announced ambitious long-range plans Tuesday to spend $20 billion over the next seven years to build a moon base near the lunar south pole featuring habitats, pressurized rovers and nuclear power systems. The announcement came just over a week before the planned launch of NASA's Artemis II around-the-moon mission. In:












