Ron Paul, well known as a physician, congressman and libertarian, has also been a businessman who pursued a marketing strategy that included publishing provocative, racially charged newsletters to make money and spread his ideas, according to three people with direct knowledge of Paul's businesses.
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33 out of 100 seats are up for election. 51 are needed for a majority.
|Seats gained or lost||+2||-2|
* Includes two independent senators expected to caucus with the Democrats: Angus King (Maine) and Sen. Bernie Sanders (Vt.).
All 435 seats are up for election. 218 are needed for a majority.