The Supreme Court will hear Viramontes v. Cook County on December 2. Gun rights advocates ask justices to hold the Second Amendment protects AR-15s and similar assault weapons against 1990s Connecticut and Cook County, Illinois bans after more than a decade of declined petitions as 11 states covering over 118 million people, more than a third of the U.S. population, impose them. California, Connecticut, Delaware, Illinois, Massachusetts, Maryland, New York, New Jersey and the District of Columbia ban manufacture, sale and possession while Rhode Island, Virginia and Washington prohibit manufacture and sale.