Greg took a training session at the Eldon Square shopping centre as part of the launch event.
He won gold at London 2012 long jump and says now it's his turn to inspire others.
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Kerrie Gosney brings you Monday night's forecast
North East parents are most likely to raid their children's piggy banks to pay for things such as parking, takeaways and the tooth fairy.
Warmer air feeds in from the south as this week progresses. Temperatures into the high teens by the end of the week