2015 William Hill Greyhound Derby Preview: Saturday's Third Round Heats

We're on to the third round of the William Hill Greyhound Derby and Racing Post Greyhound Expert, Jonathan Kay, once again features to preview the action.

He joins Mark Walton to look ahead to all eight heats, including the crucial fifth heat which sees the three fastest greyhounds in the competition to date, take each other on.

Jonathan talks us through his thoughts in each and offers his one, two, three predictions.

Enjoy.

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