There are quite a few 9mm carbines (short rifles) available on the market, Beretta Storm, Kel-Tec Sub2000, and HiPoint Carbine to name but a few. All available for around 500 or less.
They are all easy to handle and to shoot.
Too bad he didn't get off at least a double tap.
![](http://www.mkssupply.com/images/995_Carbine.gif)