Earlier today, Facebook $4 on people's News Feed to let them give money to one of three charities: International Medical Corps, the International Federation of Red Cross and Red Crescent Societies, or Save the Children.
Facebook will also be providing internet and voice-calling access to aid workers in Guinea, Liberia, and Sierra Leone. In the comments section of $4, though, a Facebook user accused the company of simply launching the button as a marketing stunt:
Zuckerberg had a great response:
Zuckerberg and his wife, Priscilla Chan, $4 on Oct. 14.
(Via AdWeek>$4)