After a brief off-week, the 2016 Monster Energy Supercross 450SX championship fight resumes this weekend at Levi’s Stadium in Santa Clara. While Ryan Dungey enjoys a hefty lead over the field, a lot can still change & storylines will continue to play out with six rounds to go. Can Ken Roczen close the gap? Will standout rookie Marvin Musquin breakthrough to capture his first career 450SX win? Rivalries?