Bill Gates and his wife Melinda announce their divorce. The billionaire co-founder of Microsoft, and his wife, who reside in Washington State, are to divorce after twenty-seven years of marriage, and twenty years of working together in their foundation - File photo dated November 22, 2016 of United States President Barack Obama presents the Presidential Medal of Freedom to Bill and Melinda Gates during a ceremony in the East Room of the White House in Washington, DC on Tuesday, November 22, 2016. The Presidential Medal of Freedom is the Nation’s highest civilian honor. Photo by Ron Sachs / CNP/ABACAPRESS.COM