Top news
Huawei confirms most of its phones will get Google's contact-tracing update
By David Lumb
Bluetooth phone apps for tracking COVID-19 show modest early results
By Aradhana Aravindan & Sankalp Phartiyal
Apple and Google pledge to shut down coronavirus tracker when pandemic ends
By Russell Brandom
All coverage
What Is Contact Tracing? How It Will Be Used for COVID-19
By Alejandro de la Garza