Trapped

First part of this engaging narrative here. And here's the second from Neil Swidey: Dave Riggs wanted to do the right thing. But can something be right if it's likely to leave you dead? "We need to go!" he shouted through his face mask.

Riggs was one of three commercial divers stranded near the end of a pitch-black, oxygen-deficient tunnel, hundreds of feet below the ocean floor, more than 9 miles from shore. They had just backtracked 1,200 feet along slippery terrain to get from the very end of the tunnel to their Humvee, only to make a crushing discovery about the two other divers on their team. Tim Nordeen was slumped over in the driver's seat of the Humvee, while Billy Juse was lying…