Lollapalooza Returns To Grant Park, Bringing Downtown Street Closures | Masks Could Be Required In Chicago Again as COVID Spikes, Lightfoot Warns | Lightfoot: 'It's Not A Gimme' I'll Seek Re-Election | Chicago's St. Sabina Church Conducting Gun Buyback Initiative |  $100K Illinois Vaccine Lottery Winners Chosen, From Bolingbrook, Champaign County, Vernon Hills