for those caught with one. an example, the man accused of killing hadiya peterson, who mccarthy said would have been in prison if illinois gun penalties were stronger. >> her alleged killer pled guilty to illegal possession of a firearm in november of 2012. and killed her in january of 2013. >> still, things are better, and most people on the south side of chicago we talk to say they have noticed a difference. >> it has slowed down, though. it has slowed down. >> getting better? >> yes, it is. it's getting better. >> it's kind of all coming together in one monstrous thunder clap, and the goal is to keep making it better. >> make sure you watch each other's backs. okay? thank you again. have a good night. be safe. >> thousands of people right now are saying good-bye to a colorado student who was shot at and killed last month at her denver area high school. these are pictures that are live now coming from a public