Where a defendant is convicted of unlawful possession of a firearm by a street gang member, the statute authorizing the charge is not facially unconstitutional as it does not impose criminal liability based on the defendant’s status as a gang member alone.The 1st District Appellate Court affirmed the decision of Cook County Associate Judge Angela Munari Petrone.In October 2011, Juan Villareal was stopped by the police after his vehicle had been reported as involved in a shooting. Villareal had no drivers license, and when …