Four boys confirmed rescued with another operation planned in 10 hours
The boys travelled 1km underwater with the first coming out at 5:40pm local time.
The operation chief, Narongsak Osottanakorn, says four out of the 12 boys have so far been rescued and were taken straight to hospital
Rescue workers now need 10 hours to prepare for the next stage of this remarkable operation.
Speaking to reporters at a briefing near the cave on Sunday night, Chiang Rai provincial acting Gov. Narongsak Osatanakorn said the healthiest boys were taken out first, with the first two emerging at 5:40 p.m. and 5:50 p.m. local time, or 6:40 a.m. ET. Two others were brought out about two hours later.
Thai government releases details on rescue effort
The Thai government has released a graphic with details of the rescue effort, BBC News' Nick Beake reports. The graphic says that two divers are assigned to each boy and are being guided by rope.