People spare rice as they pray near the Tham Luang caves during a search for members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. Twelve boys, aged 11 to 16, and their 25-year-old coach, were trapped on Saturday after heavy rain flooded the cave complex in a forest park in the northern province of Chiang Rai. (Photo/Agencies)
Local people release a pig as they pray near the Tham Luang caves during a search for members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. The 12 boys, aged 11 to 16, and their 25-year-old coach, were trapped on Saturday after heavy rain flooded the cave complex in a forest park in the northern province of Chiang Rai. (Photo/Agencies)
A woman carries a chicken to release as people pray near the Tham Luang caves during a search for members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. Twelve boys, aged 11 to 16, and their 25-year-old coach, were trapped on Saturday after heavy rain flooded the cave complex in a forest park in the northern province of Chiang Rai. (Photo/Agencies)
Rescue workers work near the Tham Luang caves during a search for members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. Twelve boys, aged 11 to 16, and their 25-year-old coach, were trapped on Saturday after heavy rain flooded the cave complex in a forest park in the northern province of Chiang Rai. (Photo/Agencies)
Rescue workers work near the Tham Luang caves during a search for members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. Twelve boys, aged 11 to 16, and their 25-year-old coach, were trapped on Saturday after heavy rain flooded the cave complex in a forest park in the northern province of Chiang Rai. (Photo/Agencies)
British divers John Volanthen and Robert Charles Harper leave after they checked the Tham Luang caves during a search for the members of an under-16 soccer team and their coach, in the northern province of Chiang Rai, Thailand, June 27, 2018. (Photo/Agencies)