Covid cases are ticking up. But it's not time to panic, experts say.
By Erika Edwards & Anne Thompson
Covid-19 levels are rising but still relatively low in the US, surveillance data shows
By Deidre McPhillips
Why Are COVID Rates Increasing in the Summer?
By Lauren J. Young
Summer COVID cases are rising: here's where and why
By Kavya Beheraj & Alex Fitzpatrick