 Extremely long. He could have gotten whacked. But as he jumped, he jumped down, and a massive explosion occurred behind him. I think the Chinook CH-47 is around 15,000 horsepower, just a tremendous amount of horsepower behind him that he had to quickly subdue. He dove in, and he noted that he tried to dive at least three or four times, but the saltwater was so buoyant that it kept pushing him back up.