Moody’s Investors Service downgraded the rating on the city of Chicago’s $8.3 billion in general obligation debt to Baa2 from Baa1 on Friday, Feb. 27. 

The Obama Library and the city's beleaguered credit rating take center stage in the mayoral race, as a new poll shows Rahm Emanuel and Jesús "Chuy" García are in a dead heat.

Chicago Public Schools CEO Barbara Byrd-Bennett announced this morning that the district will, in fact, administer the PARCC test to all required grades, rather than 10 percent of schools as previously planned. We have the details.

White Sox great Minnie Miñoso, Chicago's first black major league player, died this Sunday. Professor Adrian Burgos Jr., who specializes in Latin American studies and baseball at the University of Illinois at Urbana-Champaign, joins us to discuss Miñoso's legacy.

An artist revered in her home country of Colombia has made a strong impression on the international art world. We visit the MCA Chicago for the opening of Doris Salcedo's first-ever retrospective. 

A new poll concludes that Mayor Rahm Emanuel is "very likely" even with challenger Jesús "Chuy" García. The poll, conducted by Ogden & Fry, shows Emanuel up 43 percent to 38.5 percent, with 18.6 percent undecided.

Community residents liked what they heard about plans to improve the lakefront along the Morgan Shoal on the city’s south side.

Joel Weisman and his panel of journalists discuss the week's top headlines.

Joel Weisman and his panel of journalists delve further into the mayoral race and the upcoming runoff election. 

Mayor Rahm Emanuel and Cook County Commissioner Jesús "Chuy" García will join us on Tuesday, March 31, one week before the runoff election.

Enjoy a weekend of culture, comedy, cold beers, and even colder waters. Chicago Tonight has your weekend picks.

Mayor Rahm Emanuel will face Jesús "Chuy" García in an April 7 runoff election after securing only 45 percent of the vote on Election Day to García's 34 percent. The mayor joins us.

A new poll commissioned by the Obama Foundation says a large majority of residents support the Presidential Library in a south side park. Does that mean Chicago is the winner in the library sweepstakes? We have the details.