Throughout the pandemic, Dr. Allison Arwady, commissioner of the Chicago Department of Public Health, led Chicago’s effort to fight the deadly virus. On this third anniversary of the pandemic, Arwady reflects on lessons learned and whether she would have done anything differently. 

Paint containing lead has been outlawed in Chicago since 1978, but a WTTW News investigation has found the vast majority of Chicago’s housing stock still contains potentially toxic levels of the substance.

Local officials in the south suburbs are renewing efforts to get a regional airport to take flight. The idea for a third Chicago area airport has been floated for decades, and not lightly — Illinois has spent close to $100 million to buy land

Lead paint was outlawed 45 years ago. Why is it still the city’s No. 1 lead poisoning danger? Dr. Arwady on the three-year anniversary of COVID. And a city franchise agreement with ComEd is practically DOA.

If the ComEd deal faced an uphill climb before Mayor Lori Lightfoot’s defeat, its prospects declined precipitously afterward, handing her what is likely to be one last defeat and all but ensuring that it will be up to Chicago’s next mayor to negotiate a new deal with ComEd.

The tension rises between Paul Vallas and Brandon Johnson in the race for Chicago mayor. Madigan recordings revealed in week one of the “ComEd Four” trial. Northwestern moves on in the NCAA tournament. And the Bears start their revamp.

If you’re commuting from the North Side, a new round of construction might have you changing lanes. Community development plans along the CTA. And Patty Wetli has this week in nature.

Veteran Art Movement is partnering with UIC and three art institutions to highlight work created by artists impacted by war. Veterans from across the country are gathering to experience that art and share stories from their time in the service.

The Illinois Department of Transportation is beginning a yearslong construction project on the Kennedy Expressway. It's expected to impact the Edens and Dan Ryan expressways and cost $150 million.

Community-driven development centered around future CTA stations. That’s the idea behind a new “transit-supportive development” plan to revitalize South Side neighborhoods that are part of the proposed Red Line extension to 130th Street.

A mother’s fight for answers in the unsolved killing of her son. How a four-day workweek might, well, work. And we add some color to your winter with a trip to the Chicago Botanic Garden’s orchid show.

There’s one place spring has most definitely sprung: the Chicago Botanic Garden, where the annual orchid show is now underway. WTTW News also toured the garden’s orchid greenhouse, which isn’t open to the public.

Talks of a four-day workweek are heating up nationwide. A lawmaker in California has reintroduced a U.S. House bill that would make a 32-hour workweek the national standard. A bill in Maryland proposes tax incentives for companies that try out a four-day workweek.