Visitors can choose from a slew of free activities at more than a dozen sites Saturday. Among the options, you can take a nature walk, learn the basics of camping, build a toy boat, meet some critters or join a scavenger hunt.

Gov. J.B. Pritzker provided an update on the coronavirus pandemic in Illinois on Wednesday, touting the state’s success with testing for the virus — and noting one particular geographic area that’s at risk of tighter restrictions.

Chicago has reported its first cases of West Nile virus this year. Earlier this month, a DuPage County woman became the first known person in Illinois to contract the virus, which is transmitted through mosquito bites.

Watch the Sept. 23, 2020 full episode of “Chicago Tonight.”

Nicknamed “The Kansas Comet” and considered among the best open-field runners the game has ever seen, Gale Sayers died Wednesday, according to the Pro Football Hall of Fame.

Illinois’ already-delayed marijuana expansion is on pause, but many of the entrepreneurs trying to be part of the industry are hoping that good things will come to those who wait.

In a sweeping bipartisan vote that takes a government shutdown off the table, the House passed a temporary government-wide funding bill Tuesday night, shortly after President Donald Trump prevailed in a behind-the-scenes fight over his farm bailout.

In the aftermath of George Floyd’s death and other police killings of Black Americans, calls to defund and reform the police have intensified. At the same time, Chicago is grappling with the coronavirus and a drastic increase in shootings.

Votes in hand, Senate Republicans are charging ahead with plans to confirm President Donald Trump’s pick to fill the late Justice Ruth Bader Ginsburg’s  Supreme Court seat before the Nov. 3 election.

Commonwealth Edison announced Tuesday it will not shut off electricity in homes amid the coronavirus and recession — quickly meeting a key condition set by Mayor Lori Lightfoot if the utility giant is to extend its city contract.

The city’s guidelines for 2020’s unprecedented outdoor fall-to-winter dining season allow for several types of heaters, but fire pits aren’t one of them.

As Chicago gets ready for cooler weather, many parts of the country are being hit by wildfires, hurricanes and the aftermath of last month’s destructive derecho. We learn more with atmospheric scientist Scott Collis.

Maryam Saleh, an entrepreneur and Chicago-based computational neuroscientist, tells us about her new role leading the Ed Kaplan Family Institute for Innovation and Tech Entrepreneurship at the Illinois Institute of Technology.

Watch the Sept. 22, 2020 full episode of “Chicago Tonight.”

The city’s top lawyer bluntly warned aldermen to be careful when demanding that firms do more to meet goals set by city officials designed to encourage them to work with firms owned by female, Black and Latino Chicagoans.