contemplating a second mass shooting. he was driving around. he did see a celebration was occurring in madison, and he seriously contemplated using the firearm to commit another shooting in madison. reporter: how much ammunition did he have at that point? approximately 60 rounds. reporter: he faces seven counts, but could face many more charges here is eric reinhardt. there are many different charges, for individuals who were present on the scene. they were shot at. that also constitute every time he fires an bullet at an individual, he s committed aggravated discharge of a weapon, whether he hit someone or not. reporter: the question now, what can done to stop the next mass shooting? editorial board of the washington post is could you will for what a lot of phones here are telling me. they said a ban on high-powered rifles, quote, how many more families need leslie have to do ripped apart? the bottom line, karima had threatened to killed people before, tried