BERLIN, GERMANY - APRIL 06: In this photo provided by the German Government Press Office, German Chancellor Angela Merkel welcomes Bill Gates, founder of Microsoft and now philanthropist, in the Chancellery on April 6, 2011 in Berlin, Germany. Gates is in Berlin to meet with German government officials, including Chancellor Angela Merkel and Development Minister Dirk Niebel, to discuss aid for developing countries and promote his One.org charity initiative, which is part of the Bill and Melinda Gates Foundation...
