Kathy Tracy gave the coaches another fantastic clinic on throwing and fielding on Wednesday night and a concept that was shown to the coaches was called the three B's - Ball - Base - Back-Up which in essence means that as a defender you need to constantly be in motion and always have a job to do.

If you weren't at the clinics and want a more thorough explanation of the three B's to explain to your players, then here is a link to a great explanation by Michele Smith:

Ball - Base - Backup Explained