If approved, the new vaccine candidates would give China a total of four OK'd for general distribution. Even so, the country's vaccine drive appears to be falling short.

When COVID hit, a Chinese firm offered to set up testing labs in the U.S., which could have given it access to DNA data. The U.S. says this is part of China's effort to collect mass data on Americans.

A 1976 exhibit of art created by African Americans was the first major show by a Black curator and serves as a starting point for the HBO documentary Black Art: In the Absence of Light.

In areas with limited access to clean running water, hand-washing stations can help limit the spread of disease. But experts say not all taps are created equal.