Mark Zuckerberg, Priscilla Chan pledge $3 billion to help cure all diseases – Watch!
The couple made the announcement Wednesday during an event in San Francisco that was streamed live on Facebook.
Sep 22, 2016, 04:07 AM IST
The couple made the announcement Wednesday during an event in San Francisco that was streamed live on Facebook.
Sep 22, 2016, 04:07 AM IST