By Marc Whiteman – WUFT-FM

U.S. Republican Senator Marco Rubio from Florida appeared in Pennslyvania today alongside presumptive GOP-nominee Mitt Romney bringing simmering discussions to a boil as to whether the former Massachusetts governor had selected his running mate. Florida’a 89.1, WUFT-FM’s Marc Whiteman spoke with University of Florida Political Science Professor Dan Smith on Romney’s options at VP, and the rumors of a potential Joe Biden replacement.

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