1. When a law enforcement officer gives you a command follow it. 2. When approached by a law enforcement officer don't run. 3. Do not threaten a law enforcement officer or prepare for the consequences. It's quite simple really law enforcement officers are not required to take physical assault or abuse from any citizen. Once a threat is presented the officer has a right to defend himself. Now for all of you so called concerned citizens how about demanding something be done about all the violence