May I suggest some more research and learning on your part to inform your opinions? These are just a few sources I've found on the topic from a quick search and have linked them here for your convenience.

https://counciloncj.org/10-essential-actions/

https://www.justice.gov/d9/pages/attachments/2021/05/26/comprehensive_strategy_for_reducing_violent_crime_memo.pdf

https://www.aclu.org/news/criminal-law-reform/10-things-to-know-about-combating-violence-in-america

https://www.americanprogress.org/article/community-based-violence-interventions-proven-strategies-to-reduce-violent-crime/

https://www.brookings.edu/research/want-to-reduce-violence-invest-in-place/

Also doing your own research is very enriching so please feel free to further explore violent crime reduction thru your own research methods. Being curious about topics will broaden your horizons.

I am also happy to further discuss this topic with you, please feel free to follow up with any research or articles you wish to discuss or analyze. thank you for reading!