Delta variant is ‘COVID-19 on steroids,’ expert says, with cases rising in 24 states

Travelers are going to this US island just to get vaccinated

With COVID variants spreading, experts split on whether to test vaccinated people

‘Do it for the people you care about’: Montgomery Co. leaders, kids on vaccines

Scientists condemn UK’s ‘dangerous and unethical’ reopening plans

Coronavirus almost certainly came from an animal, not a lab leak, experts argue