NEW YORK, NY - SEPTEMBER 20: President & Trustee, Virgin Unite; Senior Partner, The B Team Jean Oelwang, Executive Vice President, International People Division, Walmart; former COO, Walmart US Gisel Ruiz, President, Mars Chocolate North America; former Global Chief Financial Officer, Mars Chocolate Tracey Massey and Wall Street Journal Management News Editor Joann Lublin speaks at the 2016 Concordia Summit - Day 2 at Grand Hyatt New York on September 20, 2016 in New York City. (Photo by Bryan Bedder/Getty Images for Concordia Summit)

NEW YORK, NY - SEPTEMBER 20: President & Trustee, Virgin Unite; Senior Partner, The B Team Jean Oelwang, Executive Vice President, International People Division, Walmart; former COO, Walmart US Gisel Ruiz, President, Mars Chocolate North America; former Global Chief Financial Officer, Mars Chocolate Tracey Massey and Wall Street Journal Management News Editor Joann Lublin speaks at the 2016 Concordia Summit - Day 2 at Grand Hyatt New York on September 20, 2016 in New York City. (Photo by Bryan Bedder/Getty Images for Concordia Summit)

NEW YORK, NY - SEPTEMBER 20, 2016 : John Chambers, Executive Chairman, Cisco participates in a panel discussion during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)

NEW YORK, NY - SEPTEMBER 20, 2016 : John Chambers, Executive Chairman, Cisco participates in a panel discussion during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)

NEW YORK, NY - SEPTEMBER 20, 2016 : John Chambers, Executive Chairman, Cisco participates in a panel discussion with Clara Doe Mvogo, Mayor of Monrovia, Liberia during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)

NEW YORK, NY - SEPTEMBER 20, 2016 : John Chambers, Executive Chairman, Cisco participates in a panel discussion during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)

NEW YORK, NY - SEPTEMBER 20, 2016 : Former U.S. President Bill Clinton walks onto the stage during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)

NEW YORK, NY - SEPTEMBER 20, 2016 : Former U.S. President Bill Clinton delivers a speech during the annual Clinton Global Initiative on September 20, 2016 in New York City. Since 2005, the CGI has coincided with the opening of the UN General Assembly, bringing together political and business leaders to help promote philanthropy on a global scale. (Photo by Stephanie Keith/Getty Images)