Update: Comments from David G. Sigale with the Law Office of David G. Sigale in Glen Ellyn were added to the story.A federal appeals court has upheld Cook County’s ban on assault weapons.Citing recent gun rights decisions by the U.S. Supreme Court, as well as its own decision five years ago to uphold an identical ban in north suburban Highland Park, the 7th U.S. Circuit Court of Appeals ruled the county ban on assault rifles and high-capacity magazines did not infringe on the Second Amendment.In a 17-page per curiam …