He set a world junior record in 2001 .
He was Olympic champion in 2004 and 2008 , European champion in 2006 and 2010 , World Champion in 2009 as well as a three time silver medalist at the World championships in 2005 , 2007 and in 2011 .
champion set a world junior record in 2001 .
He was Olympic champion in 2004 and 2008 , European champion in 2006 and 2010 , World Champion in 2009 as well as a three time silver medalist at the World championships in 2005 , 2007 and in 2011 .