Diana Nyad nears finish in Cuba-to-Florida swim
64-year-old trying to become 1st person to accomplish feat
U.S. endurance swimmer Diana Nyad's representatives say she's getting closer in her latest attempt to swim from Cuba to Florida.
Early Monday, her team tweeted that she's less than 10 miles away from Florida. Overall, the swim is expected to be about 100 miles if she's able to complete it.
The 64-year-old is trying to become the first person to swim from Cuba to Florida without a shark cage.
It's her fourth attempt in the last three years.