When: Feb. 18.
Best of the U.S.: Aaron Blunck, Lyman Currier, Torin Yater-Wallace and David Wise.
Best of the rest: Canadians Mike Riddle Justin Dorey and Kevin Rolland of France.
U.S. chances to medal: Wise, a three-time X Games champion, is favored, especially since his rival and buddy Yater-Wallace was sidelined for much of the season because of a collapsed lung and broken ribs.
Little-known fact: Yater-Wallace is the grandson of Renny Yater, the vision behind Santa Barbara-based Yater Surfboards.