Five years after the WHO declared COVID to be a pandemic, questions remain including how many people have died.
At least 27 states are reporting "very high" levels and 17 states are reporting "high" levels of wastewater viral activity.
It's not goodbye -- viewers can still count on Dr. Ashton to be there when expert medical advice is needed.
There are still multiple steps required before the shot would become available.
It marks the first time he publicly testified since he left the federal government at the end of 2022 after five decades of service.
People age 65 and older should get an additional dose of the current COVID-19 vaccine, the U.S. Centers for Disease Control and Prevention recommends.