Michael Phelps on His Shark Week Showdown,...

Michael Phelps on His Shark Week Showdown,...
It almost sounds like a stunt dreamed up on a playground: What would happen if the fastest swimmer in the world raced a great white shark?
That's exactly the goal with Great Gold vs. Great White, the upcoming Discovery Channel Shark Week special in which Michael Phelps is set to take on one of the deadliest predators in the ocean.
Yes, really.
But the question remains: Why would the greatest U.S. Olympian in history put his reputation on the line against, y'know, an actual fish—let alone one with hundreds of teeth? Men's Fitness sat down with Phelps to find out. Here's his take.