BBC Sport - Rio 2016: Katherine Grainger wins Olympic gold at fourth attempt

Grainger's golden moment in London

BBC Sport continues the countdown to the 2016 Rio Olympic Games with Britain's Katherine Grainger, a silver medallist at three previous Games, winning gold at London 2012 alongside Anna Watkins.

READ MORE: 'Excited' Thornley driven on by Grainger

Watch full coverage of the Rio Olympics across the BBC this summer.

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