"Okene likely holds the new record for most time spent trapped underwater."

"As the ship settled on the ocean floor, the water stopped rising."

For the next 60 hours, [Harrison] Okene—who was without food, water, or light—listened to the sounds of ocean creatures scavenging through the ship on his dead crewmates....

Okene’s salvation—the air bubble—was trapped because the overturned boat acted as a sort of diving bell....

Humans require 10 cubic meters of air per day. So for Okene to continue breathing for 60 hours, he needed 25 cubic meters of air.... But Okene was breathing at 100 feet, or 30 meters, below the surface of the water. For every 10 meters a person descends, one atmosphere of pressure is added....