The American Ultimate Disc League (AUDL) and the Seattle Raptors, are hosting a FREE REFEREES' CLINIC to anyone interested in becoming a Professional Ultimate Disc Official. Samuel Kolb, AUDL Regional Referee Coordinator, who has played ultimate at the college, club, and casual level for over 25 years, will be conducting this event. Training will last about 1.5 hours and will culminate in a Seattle Raptors scrimmage where you'll be given the opportunity to apply . . .