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FILE - Gerald Posner poses for a photo in the South Beach section of Miami Beach, Fla. on Wednesday, Oct. 7, 2009. In writing his 1993 book "Case Closed," the legal researcher says he didn't set out to write a defense of the Warren Commission. Instead, he planned to go back through the critical evidence to see what more could be determined through hindsight and more modern investigative techniques. Halfway through the allotted research time, Posner went to the editorial staff with a new idea: A book that says flat-out who killed Kennedy. "Who?" one of the editors asked, as Posner retells it. "Oswald,” he answered.

Miami residents Victoria Balladares, 43, and boyfriend, Jose Requejo, 49, right, visit the beach to experience the extreme weather due to Tropical Storm Isaac. Surfers and curious weather watchers took to the beach of Miami Beach to experience the big waves and heavy winds as Tropical Storm Isaac's outer weather band makes it way to South Florida on Sunday, August 26th, 2012.

Aldon Smith was arrested on suspicion of driving under the influence of alcohol in Miami Beach, Fla., in January.