Time named an anesthesiologist and others involved in the Thai cave rescue to its list of Heroes of 2018.
Here's what you should know:
1. Thousands of people from multiple countries came together to rescue a coach and 12 members of a boy's soccer team who had been trapped in a cave for nine days.
2. Australian anesthesiologist Richard Harris, MD, played a pivotal role in the rescue, which began July 8. As a cave diver, he had to go inside the cave, sedate the boys, suit them up and tether them to expert divers who would bring them to safety. All 13 people trapped came out alive.
3. With more than 30 years of diving experience, Dr. Harris is the recipient of an Australian award for 'Outstanding Contributions to Cave Exploration.' In 2011, he recovered the body of a woman who ran out of air in a South Australian cave.