Boys from the under-16 soccer team trapped inside Tham Luang cave greet members of the Thai rescue team in Chiang Rai, Thailand, in this still image taken from a July 3, 2018 video by Thai Navy Seal. Thai Navy Seal/Handout via REUTERS TV ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. NO RESALES. NO ARCHIVE. MANDATORY CREDIT.