6/8. Grey Power. Within ten years, a third of the German population is expected to be aged over 60 and there is a fearthat there will not be enough moneyto cope. Paul Henley taps into Germany's "grey power" to discover how the country is preparing for the new age. Across the border in Belgium he meets the pensioners who are defying stereotypes, determined to shape their own future. Producer Emma Rippon Repeated on Monday at 8.30pm