Tropical Storm Isaac gains strength, expected to become hurricane Sunday

August 26, 2012, 8:20 a.m.. TAMPA, Fla. — As thousands of Republicans, press and protesters hunker down for at least a glancing blow from Tropical Storm Isaac, it's not a bad time to ask: What were Republican National Convention organizers thinking?August 26, 2012, 8:20 a.m.. TAMPA, Fla. — As thousands of Republicans, press and protesters hunker down for at least a glancing blow from Tropical Storm Isaac, it's not a bad time to ask: What were Republican National Convention organizers thinking?Tropical storm Isaac is barreling toward the Florida Keys and you only have to look

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