Senator John Kerry’s assignment to play Mitt Romney in President Obama’s debate preparation sessions creates a unique confluence of personas: Kerry, his party’s failed candidate for president in 2004, is trying to help Obama win a second term in 2012 by playing Romney, the Republican presidential nominee and former governor of his home state. Meanwhile, Middlesex District Attorney Gerard Leone is running for reelection, but also does not shy about talking about a future as something other than a prosecutor.
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