A father from Cambridge has helped launch a clinical trial into a drug which could prevent both his sons developing a serious genetic illness they are carrying.
Black Bone disease progresses during adulthood, and causes brittle bones and heart disease. Dr Nick Sireau gave up work four years ago to concentrate on finding a drug to stop its progress.
Click below to watch Matthew Hudson's report.
More top news
Troops from Kazakhstan have spent two weeks training with British soldiers in Norfolk about peacekeeping skills
Rain, followed by heavy showers, will clear east this evening and it will be mainly dry overnight. Minimum temperature: 14ºC.
Norwich City chairman Ed Balls says people from the Premier League and Championship applied for the Norwich City Chief Executive role.