The Buttery Bros discuss their travel tips, performance and nutrition, and what's next for CrossFit

Marston Sawyers and Heber Cannon, better known as The Buttery Bros, are some of the kings of content in the CrossFit space. They are documentary filmmakers who travel the world to capture the fittest people on the planet in action. That work has resulted in a massive social media following and has made them two of the most recognizable people in CrossFit. They sit down with our resident CrossFit expert Mike Lombardi to discuss how they use WHOOP in their lives (2:26), the next generation of C...