WASHINGTON, Aug. 19 -- Americans voted in primary elections Tuesday as Democrats sought to regain ground in Florida. Republicans, meanwhile, aimed to strengthen their narrow congressional majority.

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Florida once ranked among the country's key swing states. However, the state has moved sharply toward Republicans during the past decade. President Donald Trump won Florida by 13 points in 2024. Republicans also control most major statewide offices.

Democrats need to gain only three House seats nationally to win control in November. Therefore, Florida has become important to both parties. Republican Governor Ron DeSantis recently approved a new congressional map. The b...