From June 29 morning, boxes containing food and water, map,mobile phone were released into the water. It is expected to be picked up asthe water flows toward the cave's mouth.
Police reportedly began dropping plastic boxes withessentials into a hole on the ground, hoping they will somehow get to the boys.
International rescue teams, including one sent by the US Indo-Pacific Command, are assisting the Thaiarmy, navy and police in the search, which has been hampered by heavy rain.
The Thai authorities said that they believed the trapped couldhave reached a large, dry cavern, and officials were considering drillingthrough the mountaintop to reach them.
Tham Luang is one of Thailand's the longest caves. Touristsare warned not to enter the cave from July-November due to high risk of flood.-VNA