Tropical Storm Isaac is still getting its act together in the Caribbean, but by the weekend it could be at hurricane strength and taking aim at Florida. As our Kelley Tuthill reports, the timing... more 
Tropical Storm Isaac is still getting its act together in the Caribbean, but by the weekend it could be at hurricane strength and taking aim at Florida. As our Kelley Tuthill reports, the timing has weather-world and the political-world buzzing less 
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Wed, Oct 10, 2012 2:13 AM EDT