Conversation so far:
What type of crime did Rocky Anderson fight against?
Anderson was a member of the Mayors Against Illegal Guns Coalition
Was Rocky Anderson trying to get rid of guns?
goal of making the public safer by getting illegal guns off the streets“
What else did Rocky Anderson do in criminal justice besides getting illegal guns off the street?
Anderson restructured Salt Lake City's criminal justice system

Question: What changes did he make in Salt Lake city?
Self-contained rewrite: What changes did Rocky Anderson make in Salt Lake city?