Twelve boys and their soccer coach trapped in a waterlogged cave complex in northern Thailand have been learning diving techniques but are not yet ready to swim to safety, Chiang Rai Gov. Narongsak Osottanakorn said early Saturday.Meanwhile, handwritten messages from the 12 schoolboys and their 25-year-old soccer coach to their families have been brought out of the cave by Thai navy divers.Rescuers have agreed that diving is the best way to get them out from the Tham Luang Nang Non complex, Narongsak said. "They are learning how to dive and how to breathe" but "cannot dive at this time."Whi…READ FULL ARTICLE