Zuckerberg's huge pledge reflects a new era in philanthropy

NEW YORK (AP) — The huge philanthropic pledge by Facebook CEO Mark Zuckerberg and his wife — totaling perhaps $45 billion — reflects the fast-paced emergence of a new Gilded Age of giving. The changes excite many in the charity world, but also raise questions about effectiveness, ethics and the impact on older charities that may not share in any windfall.