The Open 2015: Irish amateur Paul Dunne shares Open lead

Watch highlights of Irish amateur Paul Dunne's third round as he is one of three players leading The Open before the final round on Monday at St Andrews.

Dunne carded a six-under 66 to move to 12 under, an overall score matched by Australian Jason Day and South Africa's Louis Oosthuizen, who both scored 67.

Gram Slam-chasing Jordan Spieth is a shot further back after a superb 66.

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