The last day for those running for mayor to make it official. Chicago police launch a new gang member tracking system. How many shopping days are left? And two architecture critics ask: who is this city for?

• Lightfoot, García, Sawyer Make Bids for Chicago Mayor Official By Filing Thousands of Signatures
• How Will Inflation and Online Holiday Shopping Impact Michigan Avenue and Downtown Retailers?
• More Than 3 Years After Watchdog Warned Chicago Police Gang Databases Were ‘Deeply Flawed,’ New System Poised to Launch Despite Objections
• Chicago Architecture Critics Team Up to Highlight Inequities, Explore Solutions
• Crain’s Headlines: Fast-Growing Company Looks to Shed Some Loop Real Estate
• Iranian General Acknowledges Over 300 Dead in Ongoing Unrest
• Illinois Study Finds ‘Huge’ Increase in Children Going to ER With Suicidal Thoughts