He actually used 2 handguns. He left the chopper in the car. Probably because it would have gotten everyone’s attention. If you’re gonna ban a firearm, ban the handguns that can be snuck into these kinds of places, not the assault rifles. And look at the statistics of handguns to assault riffle killings. Obama said it himself in the debates that in chicago most of the gun violence comes from little handguns, not assault rifles.