2026 West 4-Umpire System Clinic May 28 @ 3:00 pm - May 31 @ 1:00 pm West Region Headquarters 6707 Little League Drive, San Bernardino NEW! This clinic is a comprehensive dive into the 4-Umpire System for both the 60-Food and Big Diamonds. Registration opens on March 1, 2026 at 11:00 a.m. (ET). Learn More $81.12