Thai soldiers stand Monday at the mouth of Tham Luang cave, at the Khun Nam Nang Non Forest Park in Chiang Rai province, as the rescue operation continues for the 12 boys and their coach who went missing on June 23.

Thai soldiers stand Monday at the mouth of Tham Luang cave, at the Khun Nam Nang Non Forest Park in Chiang Rai province, as the rescue operation continues for the 12 boys and their coach who went missing on June 23.