Metro - Wal-Mart’s role as a donor

Metro - Wal-Mart’s role as a donor: "Margaret McKenna, president of the Wal-Mart Foundation, was the featured speaker at Thursday’s Greater Boston Chamber Women’s Network Breakfast. Under her leadership, the Wal-Mart Foundation is the largest cash-giver in the U.S. McKenna discussed the significant impact that the Wal-Mart Foundation has made worldwide, as well her ideas for improving education through philanthropy."