Kweisi Mfume lost a primary campaign for the United States Senate seat that was being vacated by which American politician and attorney?
Kweisi Mfume Kweisi Mfume (born Frizzell Gerald Gray; October 24, 1948) is an American politician and the former President/CEO of the National Association for the Advancement of Colored People (NAACP), as well as a five-term Democratic Congressman from Maryland's 7th congressional district, serving in the 100th through 104th Congress. On September 12, 2006, he lost a primary campaign for the United States Senate seat that was being vacated by Maryland U.S. Senator Paul Sarbanes.
Mazie Hirono Mazie Keiko Hirono ( ; Japanese name: 広野 慶子 "Hirono Keiko"; born November 3, 1947) is an American politician and the junior United States Senator from Hawaii, in office since 2013. Hirono, a member of the Democratic Party, previously served as a member of the Hawaii House of Representatives from 1985 to 1995 and as the Lieutenant Governor of Hawaii from 1994 to 2002, serving under Governor Ben Cayetano. She was the Democratic nominee for Governor of Hawaii in 2002 but was defeated by Republican Linda Lingle. She then served as a member of the United States House of Representatives for Hawaii's 2nd congressional district from 2007 to 2013.