Analyse @USAFieldHockey's tweets
@USAFieldHockey
| 44,085 followers
Umpires must be mobile so they can move to appropriate positions throughout the match. Static umpires cannot view play clearly enough to make correct decisions at all times.
Check out this video from USA Field Hockey's Umpiring Department.
https://t.co/lFqapUOykK https://t.co/NJJZ5RhYrf
Check out this video from USA Field Hockey's Umpiring Department.
https://t.co/lFqapUOykK https://t.co/NJJZ5RhYrf