Duangphet Phromthep, the captain of the Wild Boars youth soccer team that was trapped in, and rescued from, a flooded cave in the Thai province of Chiang Rai in 2018, died Sunday at a UK hospital. He was 17.

His death was announced by both British and Thai officials, with Leicestershire Police telling CNN that Phromthep was rushed to a hospital following an accident, an account confirmed by the northern regional branch of the Thai government’s public relations arm. Details of the accident have not been disclosed.

Phromthep, known to friends as Dom, was enrolled in a soccer academy in Leicestershire, England. He was one of 12 boys who, along with their adult assistant coach, was rescued from a flooded Thai cave after a three-week rescue operation in the summer of 2018. The story of the rescue, which captured international headlines and public attention, has been depicted in various movies, TV shows and documentaries,...