According to experts and those monitoring the rescue operation, the deep underground sections of the massive 4.5-kilometer-long tunnel structure contained a stable air pocket with breathable oxygen and trapped water.
According to experts and those monitoring the rescue operation, the deep underground sections of the massive 4.5-kilometer-long tunnel structure contained a stable air pocket with breathable oxygen and trapped water.
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According to experts and those monitoring the rescue operation, the deep underground sections of the massive 4.5-kilometer-long tunnel structure contained a stable air pocket with breathable oxygen and trapped water.
