The mother of three and grandmother of two is seeking to become the first to complete the historic feat without a shark cage. The 49-year-old, who left the Cuban capital of Havana shortly after sunrise on Friday, had covered 80 kilometers (50 miles) some 24 hours later, her support team reported on Facebook.


Penny Palfrey

“Throughout the night, jelly fish stings were constant,” the team said, adding that Palfrey’s mouth was “very sore and painful.” But “she is in good spirits, smiling and swimming strong yet sore,” her husband Chris was quoted as saying.