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Getting footage of 2018 Thai cave rescue for documentary took two years
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A still from the documentary The Rescue, which explores the rescue of 12 boys and their football coach from a flooded cave in Thailand in 2018.
PHOTO: NATIONAL GEOGRAPHIC
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LOS ANGELES - Asian-American film-makers Jimmy Chin and Elizabeth Chai Vasarhelyi have made several acclaimed documentaries together.
This includes 2018's Free Solo, which won the Best Documentary Feature Oscar for its nail-biting look at climber Alex Honnold's rope-free ascent of a giant rock formation in California.

