Moderna CEO says fourth COVID-19 shot could be necessary

The CEO of Moderna says that a fourth coronavirus vaccine shot may soon be necessary due to declining efficacy of booster shots: "I still believe we’re going to need boosters in the fall of ’22 and forward," CEO Stephane Bancel said. "This virus is not going away. We’re going to have to live with it."

Why are so many vaccinated people getting COVID-19 lately?

People might mistakenly think the COVID-19 vaccines will completely block infection, but the shots are mainly designed to prevent severe illness, says Louis Mansky, a virus researcher at the University of Minnesota.

San Francisco to require boosters for law enforcement, workers in high-risk settings

The health order now includes booster requirements for people who work in higher-risk settings, including adult care facilities, adult day programs, dental offices, home health care workers and pharmacists, as well as workers who visit such settings, like police officers, paramedics, emergency medical technicians and lawyers whose clients are in jails.

Fauci: US should consider vaccine mandate for US air travel

Dr. Anthony Fauci, the top U.S. infectious disease expert, said the U.S. should consider a vaccination mandate for domestic air travel, signaling a potential embrace of an idea the Biden administration has previously eschewed, as COVID-19 cases spike.