If an umpire determines that a player has been injured by a hit or thrown ball, he should declare the ball dead and call time out immediately. Runners will be allowed to advance to the base they were attempting only. If a runner intentionally collides with a defensive player, the runner will be called out. Second offense, the runner will be ejected and will be an out in the lineup. The runner must always try to avoid a collision.
Catcher is required to wear a cup.
Batter shall be called back to the plate and the swing shall count as a foul-strike. Lead Off 27. A six-foot line shall be marked 4 feet behind the back legs of the pitching machine and the pitcher must remain in contact with the line until the ball is hit. If the pitcher does not stay in contact with the line until the ball is hit, the batter is awarded 1 st base and runners advance one base. The ball is dead.