Jay Clark Buckey, Jr., is an American physician and astronaut who flew aboard one space shuttle mission (STS-90) as a Payload Specialist, Buckey withdrew from the race when which former Governor, from New Hampshire, entered the race?
Jeanne Shaheen Cynthia Jeanne Shaheen (née Bowers; January 28, 1947) is the senior United States Senator from New Hampshire, since 2009.
Tim Scott Timothy Eugene Scott (born September 19, 1965) is an American former insurance agent and politician who is the junior United States Senator for South Carolina. A Republican, he joined the Senate in 2013 when South Carolina Governor Nikki Haley appointed him to fill the U.S. Senate seat vacated by Jim DeMint. Scott won a special election in 2014 for the final two years of DeMint's second term, and won election to a full term in 2016.