he Omicron variant has been detected in at least 19 states in the U.S., and is striking mainly fully vaccinated people, according to the Centers for Disease Control and Prevention (CDC). Forty-three people in 19 states have tested positive for omicron, according to remarks made to the Associated Press by Dr. Rochelle Walensky, director of the Centers for Disease Control and Prevention. About 75 percent of those cases are in people who are fully vaccinated, and one person has been hospitalized. One-third of those individuals had traveled internationally; one-third had received a booster. The cases so far have been “mild,”...