British Ebola patient William Pooley praises Royal Free Hospital staff

William Pooley, the British nurse who contracted the Ebola virus in Sierra Leone has left hospital.

Mr Pooley was flown back to the UK last month for treatment in a special isolation unit at the Royal Free Hospital in London.

He thanked staff at the hospital for the care and "level of skill, professionalism and compassion".

Health Correspondent Branwen Jeffreys reports.