Six-time Olympic gold medalist Ryan Lochte has joined the swimming staff at Missouri State, where he will serve as an assistant to coach Dave Collins for both the men's and women's programs, beginning later this summer. Lochte, the 41-year-old who won 12 overall medals during four Summer Games, is recognized as one of the most decorated Olympic swimmers in history. His competitive career at Florida led to 18 long-course world championships and 21 short-course world titles. "Swimming gave me structure, purpose and a platform to grow not just as an athlete but as a person," Lochte said in a statement. "To now step into a coaching role and pour that experience back into student-athletes is something I take seriously." His brilliant swimming career, however, was not without controversy.…