Actress and activist, Mia Farrow, has been in Chad in Africa to encourage more people to have polio vaccinations.

The number of people catching polio in the central African country is on the increase and is second only to Pakistan in terms of new cases.

Ms Farrow has been a long-time Goodwill Ambassador for the UN Children’s Fund, UNICEF.

Daniel Dickinson asked her on the line to N’Djamena, the capital of Chad, what her trip had achieved.

Duration: 2’56”