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And slicing through the central part of the state is Interstate 4, the highway connecting Tampa to Orlando.
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The campaign announced that Obama will spend several days next week in Tampa, Florida -- a spot along the Interstate 4 corridor that is considered a crucial swing vote region for both candidates -- prepping for Friday's first presidential debate.
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That leaves the battle for Florida heavily contested in a handful of counties in the middle of the state: a region often referred to as the I-4 corridor after Interstate-4, which runs from the Tampa Bay region in the west through Orlando in the inland centre to Daytona Beach on the east coast.
ECONOMIST: The swing states: Florida