The odds remain fairly good that the Democrats can regain control of the Senate in November, especially if Democratic presidential nominee continues her strong showing against Republican businessman Donald Trump in the polls.
At least seven Republican-held seats are seen as being in play, including Illinois, New Hampshire, Indiana and Wisconsin, as well as the three crucial swing states of Ohio, Pennsylvania and Florida. Four other races — including veteran Republican Sen. John McCain’s reelection effort in Arizona — are deemed competitive by political experts.
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