https://www.cbsnews.com/video/the-giving-pledge-a-new-club-for-billionaires-1/
The Giving Pledge: A new club for billionaires - CBS News
Membership comes with just two requirements: You must be worth at least a billion dollars and be willing to give half of that away. Charlie Rose reports.
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https://973thegame.iheart.com/content/2017-05-31-14-more-billionaires-signed-the-giving-pledge/
14 More Billionaires Signed the "Giving Pledge" | 97.3 The Game
14 more billionaires just signed Bill Gates and Warren Buffett's "Giving Pledge"...
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