From National Coordinator Notes, Week 5
Page 153: U1 counter rotated with a runner on second only can face the plate or face the midway point of the third base line.
Page 153: U3 with a runner on second only can face the plate or face the midway point of the first base line.
Page 191: Correct starting position for U3 should be: Start in a set position, slightly angled towards the infield…
Clarification: When an umpire is in a set position and no play occurs, always reset your body by standing straight up (not keeping legs/feet in a wide stance position).
Page 468: in the Calling Depth definition, it should read in the second bullet for tag play the distance should be 3 -10 feet. This distance was changed for the 2018 season, as listed on page 34, but it was not correctly changed on page 468.