No fire/combustion = not a firearm. Wacky judges!
Notice the smoke...
I agree but that is federal law, it is possible the state of Mn. did upon this mans conviction and probable plea bargain included air guns being prohibited. In other words, state law violation.
Minnesota - Brain-free leftist aholes at all levels of government there.
Take a look at one of these puppies: http://www.quackenbushairguns.com/LA_Outlaw.htm .
This is an air rifle that shoots .458 bullets at 700+ fps. The bullets are twice the weight of those from a Colt .45.
Go ahead let any felon you want have one of these.