U.S. Ambassador to China (2014-2017); U.S. Senator from Montana (1979-2014)

Former U.S. Senator from New Jersey (2001-2006); Governor of New Jersey (2006- 2009)

Governor of Vermont (1991-2003); former 2004 presidential candidate; Chairman of the Democratic National Committee (2005-09)

Governor of Vermont (2003-2011)

U.S. Representative from Virgina

Former U.S. Senator from Florida (1987-2005)

U.S. Representative from New Hampshire (1981-1989); Governor of New Hampshire (1989-1993); U.S. Senator from New Hampshire (1993-2011)

U.S. Senator from New Hampshire (2017-present); Governor of New Hampshire (2013-17)

Former MN Senator, Vice President and Presidential Candidate

U.S. Senator from Illinois (2010-17); Former U.S. Representative

Senator from MN 2007-

Emmy award-winning journalist/broadcaster, press sec. johnson 65 & 67, numerous shows on CBS/PBS - '70s & '80s; associate director of the Peace Corps in the Kennedy administration, White House Press Secretary in the Johnson administration

U.S. Senator from Wisconsin (1957-1989)

Former U.S. Representative from Minnesota

Author, The Iran Contradiction. Former Military Officer Vietnam 1967. 101st Airborne Divison. Wounded during North Vietnamese Army's Tet Offensive of 1968

U.S. Representative from Georgia (1973-77); U.S. Ambassador to the United Nations (1977-79); Mayor of Atlanta, Georgia (1982-90)