Children with sickle cell and gene therapy - BBC News at Six

Sickle Cell disease is the most common and fastest growing genetic blood disorder in the UK. The NHS says the condition - which can cause extreme pain and life-threatening infections - affects 15-thousand people in Britain, mainly people of African, Asian and Mediterranean origin. More than 300 babies are born each year with the condition. Children living with sickle cell are several hundred times more likely to have a stroke. But experimental therapy could bring a glimmer of hope. Colleen Harris went to meet two young people whose lives have been afflicted by the disease.