 Recent rulings from the U.S. Supreme Court impacting firearms has those in Illinois' gun control debate declaring their sides are bolstered. Illinois Radio Network's Greg Bishop has the story. In the case Garland v. Cargill, the majority opinion said federal government agencies cannot create laws through rulemaking, as was done with the ATF banning devices that can connect to a semi-automatic rifle to increase the rate of fire. The dissent acknowledged semi-automatic firearms are common.