From left, UN Secretary-General Ban Ki-moon, President and CEO Care USA, Helene Gayle, Queen Rania of Jordan, Rwanda's President, Paul Kagame, Co-Chairman of the Bill & Melinda Gates Foundation, Bill Gates, CEO, Unilever, UK, Paul Polman pose for photographers at the end of a session at the 43rd Annual Meeting of the World Economic Forum, WEF, in Davos, Switzerland, Thursday, Jan. 24, 2013. (AP Photo/Michel Euler)
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