Catchers still adjusting to baseball's plate-blocking rule
![Catchers still adjusting to baseball's plate-blocking rule](http://bloximages.chicago2.vip.townnews.com/bismarcktribune.com/content/tncms/assets/v3/editorial/b/ee/bee295a9-db68-5355-a806-f76049e936b6/56f8d681f2022.image.jpg?resize=300%2C242)
Retired World Series-winning catcher Bob Boone has a CD with 60 video clips of home-plate collisions that resulted in injuries. None of those happened in the past two seasons since Major League Baseball instituted a new rule to prevent collisions.