Sandvig and Knapp done

[Bigguns]

Also have a DE out for the remainder of spring practice due to mono. Better now than next fall.

Concussions can be such a fluke thing that it's hard to tell what caused them. Hopefully they are the result of physical play by the OL.

D-line is being taught to lead with their face and hands, or to butt and seperate if you do it wrong you can end up with a big time head ache(aka concussion).