Charges filed in the shooting of a 21-month-old. Live at Sox opening day. Fermilab discoveries that could alter our understanding of the universe. And should the U.S. boycott the Beijing Olympics?

• ‘Chicago Tonight’ in Your Neighborhood: Bridgeport
• US Weighs Joint Approach to Beijing Olympics with Allies
• How a Chicago Nonprofit Is Working to Promote Diversity Within TV
• ‘Tantalizing’ Results of 2 Experiments Defy Physics Rulebook
• Chicago Officials Vow to Boost Slow Effort to Vaccinate Homebound Chicagoans
• Ask Geoffrey: Revisiting Chicago’s Drive-ins
• After a Record 2020, Chicago Bike Shops and Cycling Groups Gear Up for Another Busy Season