Does 18 U. S. C. §922(g)(l) violate the Second Amendment as applied to Petitioner, who was convicted of being a felon in possession of a firearm based on a Nebraska conviction for marijuana possession?

Does the Leon good faith exception to the Fourth Amendment 's exclusionary rule apply when law enforcement has not taken reasonable steps to educate itself on the law of the Fourth Amendment?

Does 18 U.S.C. §922(g)(l) violate the Second Amendment as applied to a felon with a marijuana possession conviction, and does the Leon good faith exception apply when law enforcement fails to understand Fourth Amendment requirements?