Cave rescue experts from Thailand who aided the dramatic 2018 retrieval of a youth football team joined efforts Monday to extract seven people trapped in a flooded cave for five days in neighboring Laos, Laotian state media said.

Thai teams have joined the mission, as rescuers share photos of the treacherous conditions in the cave tunnel.

Rescuers are racing to reach seven people trapped in a cave in central Laos. The group entered the cave in Xaisomboun province on May 19 to search for gold, but heavy rain caused…