FILE - In this May 23, 2018, file photo, Hillary Clinton speaks during the New York state Democratic convention in Hempstead, N.Y. “Madam Secretary” won’t lack secretaries of state this fall. CBS on Tuesday, July 24, announced former secretaries Clinton, Madeleine Albright and Colin Powell will appear on the drama’s fifth season premiere on Oct. 7. (AP Photo/Julie Jacobson, File)