dude one dont take anything to school period at school pigs and administration can do pretty much anything they want.

2. if he didnt take the "evidence" he cant prove anything.

3.when dealing with the cops at school in GENERAL, DENY, DENY, DENY. all they go on is things they hear from other kids. (highschool kids r not reliable sources) a judge knows that. say they dont like you. the school can punish you and there aint shit u can do about it most of the time but keep out of trouble w/ the law.