Here are the obstacles facing rescuers trying to extract the 12 boys and their football coach from Tham Luang cave in Chiang Rai. Channel NewsAsia's Glenda Chong looks at their options.
Meet the Wild Boars and the heroes who helped bring them to safety: https://cna.asia/thaicaverescueheroes
by Channel NewsAsia
by ABC News
by ABC News (Australia)