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With victory at Athens 2004 and Beijing 2008, Michael Phelps successfully defended his Men's 200m Medley title at London 2012 as he went onto become the most decorated Olympian of all time.
Can he win the event for a fourth time in Rio?
On the Road to Rio, we take a look back at the current Olympic defending champions from London 2012: http://bit.ly/1OMBNpO
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