a riot broke out when the lockdown of Hubei Province was lifted over fears that people who are now leaving ground zero would reinfect others.

I plugged it in but by then.and one in Israel even alerts users if theyve come into contact with someone whos infected.

The contact-tracing technology is not being widely used in the U.Some governments are tracking citizens with the help of apps.The extent of surveillance varies from country to country.

a student at American University in Washington.Its also a concern raised by privacy advocates like Estelle Masse.

said CBS News contributor and Wired editor-in-chief Nick Thompson.

and it is very easy to keep that anonymous.just outside of San Francisco.

we are restarting cooperation between the United States and PRC [Peoples Republic of China] on counternarcotics.But the Israelis must first reach a point where they do not have to worry that Hamas will continue to attack.

were reassuming military-to-military contact.Im pleased to announce that after many years of being on hold.