She was on a diving holiday with her partner in the Sri Lankan coastal town of Hikkaduwa on Boxing Day 2004 when the country was devastated by a huge tsunami. Ms Mills-Porter, from Cofton Hackett, Worcestershire,

A Sky News camera crew would discover an eight-year-old boy named Martunis among the devastation. Their subsequent report was seen by Cristiano Ronaldo - the Portuguese football star, known to many as the greatest player of his generation, but less so for his role in this remarkable survival story.

Twenty years after the Boxing Day tsunami decimated Banda Aceh, Indonesia’s leading tsunami scientist has warned that a similar scale disaster would again cause tens of thousands of deaths thanks to a degraded early warning system,