Respondents – Brief in Opposition for the State of IL + City of Chicago + City of Naperville Respondents – Brief in Opposition Respondents – Request for Extension of Time Amicus – 28 States + Arizona Legislatur + Wisconsin Legislature Amicus – American Firearms Assoc + 16 State-Based Firearms Advocacy Groups Amicus – IL Sheriff’s Assoc Amicus – The Buckeye Institute Petitioners – Reply Brief Petitioners – Writ of Cert