A British-South African endurance athlete is closing in on the finish line of his 62-mile (100-kilometer) multi-day swim around Martha's Vineyard on Monday, aiming to become the first becoming the first person to swim all the way around the island. Lewis Pugh began swimming multiple hours a day in the 47-degree (8-degree Celsius) water on May 15 to raise awareness about the plight of sharks as the film “Jaws” nears its 50th birthday. “It was a film about sharks attacking humans and for 50 years, we have been attacking sharks,” he said before plunging into the ocean near the Edgartown Lighthouse.