They both work as binmen in Buckinghamshire and they share a very special brotherly bond. But, that bond has become even stronger for David and Gary Cato - after Gary agreed to donate his kidney to help his big brother.
David has suffered with serious kidney problems since he was two - and its slowly got worse. Heather Edwards reports.
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Friday night's forecast for the west of the region
Friday night's forecast for the east of the region
Friday afternoon's forecast for the east of the region