Measles deaths and infections are spiking again globally, and Governments everywhere should do more to convince parents that it is safe to vaccinate their children.

That’s the message from the World Health Organization’s Dr Kate O’Brien, Director of Immunization and Vaccines.

In an interview with UN News’s Daniel Johnson, she describes the impact of a major outbreak of measles on the Pacific island nation of Samoa, where thousands of children have contracted the disease.