The Times covers Diana Nyad's latest epic attempt to swim from Cuba to Key West. If successful (IF!) she will be the first person to cover the 103 miles without a shark cage.
Here is the SI coverage of her failed attempt in 1978. And I read this Times profile back in 1978, just before the Cuba attempt. This story about swimmer's delirium stayed with me through the years (and, by weird coincidence, I was mentioning it just last week):