Scientists in the region have made a major breakthrough in finding out how prostate cancer starts.
The team from the University of York have confirmed a link between stem cells and the cancer itself.
In years to come the findings of their research could revolutionise the way patients are treated.
You can watch the full report from Claire Montgomery below.
More top news
A magnificent performance as the Boro came so close to achieving the impossible.
Kerrie brings you Sunday night's forecast
Police have been forced to close down motocross event near Sedgefield after one rider was killed and another seriously injured.