AR-15s

[xoxoxoBruce]

However, it dramatically prevented arbitrary mass shootings by the mentally deranged.

I don't see that at your link.
The problem with legislation is to define exactly what is prohibited, what the hell is an assault weapon? The old, "I can't define it but I know it when I see it", doesn't work.

In Orlando, the Sig Sauer MCX .223-caliber rifle's magazine capacity is 30 rounds. The Glock 17 9mm semi-automatic pistol has a standard magazine capacity of 17 rounds, but up to 33 is an option.

Banning the Sig but not the Glock will make us safer?