Authorities have highlighted the tiny passageway near T-Junction, or Sam Yak in Thai, as the most dangerous element of the journey for the "Wild Boars" team that began Sunday morning, but there are many other potential pitfalls. The rescue effort is likely to take two to three days to complete, Major General Chalongchai Chaiyakorn, an army commander, told reporters, adding it "depends on other factors like the weather". The difficulty of the journey was underscored when a former Thai Navy Seal diver died on Friday after running out of oxygen in the cave.



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