Omicron?
Donna Smith was vaccinated, booster shot and all, and ready to travel.
Then came reports a new fast-spreading COVID-19 variant, Omicron, raising the specter of a new wave of infections, hospitalizations and deaths.
There was a time when such news might have alarmed her. But not now.
She has no intention of changing her plans to spend Christmas with her kids in the Appalachian Mountains of…