There are many times youth under the mob get caught under common violation in the college or other places due to some reason. It is more crucial for you to get the cause of involvement of the crime. The police arrest the mob and according the age group the US code get imposed on each person. If your friend is in the mob and as you said he was seventeen year of age than naturally he was caught under the juvenile act by the police. You require getting the advice from the criminal lawyer who can handle the juvenile cases to get the bail or justice.
Yes, you can get the list of juvenile lawyer exist in the IL. You can search the lawyer from the website or you can refer the local while pages of newspaper to get aware about the law. You also get the list of lawyer that is experts in the juvenile law.