https://www.cnet.com/news/elon-musks-submarine-not-practical-for-thai-cave-mission-rescue-head-says/

Elon Musk hoped to save the young soccer team trapped in a northern Thailand cave, over the weekend building a rescue submarine that he thought could act as an escape pod for the children and their coach.

On Tuesday, the four children and their 25-year-old soccer coach still in the cave, rescue mission head Narongsak Osotthanakorn told reporters Musk's submarine was appreciated but not practical.