CNN's John Sutter talks about his time as an instructor in the Marine Corps. He says he learned so much while working with top-level sergeants, staff and squad leaders. "It was really, really refreshing and good for my soul to be around 20 to 25 dudes who are at the top of their game every day" 'There's a place in California called Nusa that I'm sure you've heard of it like 10 waves tomorrow afternoon'