In 2020, people wanted a way to tell if they might have been exposed to COVID-19. More than 20 states in the U.S., including Pennsylvania and Delaware, used a smartphone app that applied existing ...

More states are launching mobile apps to support COVID-19 contact tracing and exposure notification efforts as cases continue to surge across the country. Here is how nine states are using mobile apps ...

Attorney General Mark Herring and a bipartisan coalition of 39 attorneys general are asking Apple and Google to ensure all contact tracing and exposure notification apps related to COVID-19 adequately ...

Virginia’s coronavirus notification app, called Covidwise, launched on Wednesday, just under four months since the Apple-Google partnership was first announced. Virginia is the first state in the ...

Virginia’s first-in-the-nation COVID-exposure notification app will now work across all 15 states that have such an app. More than one in ten Virginians have downloaded and are using COVIDWISE, which ...

HARRISBURG, Pa. (AP) Â Pennsylvania's new coronavirus exposure notification app became available in app stores Tuesday could soon be compatible with those of three neighboring states, including New ...

From Philly and the Pa. suburbs to South Jersey and Delaware, what would you like WHYY News to cover? Let us know! In 2020, people wanted a way to tell if they might have been exposed to COVID-19.