@BoingBoing Grapes have hearts?! 
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Incredible! RT
@BoingBoing: Heart surgery performed on 25-week-old fetus, after surgeons practiced on a grape http://ow.ly/2511LGThanks. Twitter will use this to make your timeline better. UndoUndo
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