The section of the affidavit devoted to evidence states that in or around June 2010, an agent with the Bureau of Alcohol, Tobacco, Firearms and Explosives was given information suggesting that Rich Wyatt, family patriarch and manager of Gunsmoke, "unlawfully possessed six...fully automatic weapons" in violation of U.S. law. This allegation caused agents to look more closely into the shop's records, figuratively transforming these weapons into smoking guns.
He is in deep shit and well deserved. Have fun in the pokey.