Right. We "allow" the criminal act of stealing from us by locking our doors. Let's throw the parents of the criminal in jail too while we're at it. Not surprised that you don't blame the criminal though, being lefty and all.
How about addressing the national mental illness issue instead of attacking honest gun owners? https://www.thewellnessnetwork.net/health-news-and-insights/mental-health-crisis/ Everyone of the mass shooters were nut jobs, and there were a lot of people who were aware of the mental issues these people had before they finally went berserk. Some were reported to the authorities before hand and nobody did a thing about it.