(WTTW News)

Chicago buckles down for this weekend’s NASCAR race. City residents choke down the world’s worst air quality. The president visits Chicago amid a major week of Supreme Court rulings. And Connor Bedard becomes a Hawk.

(WTTW News)

Officials try to clamp down on holiday weekend crime. Mayor Brandon Johnson passes first City Council test. State lawmakers have a budget — we think. And a damning report on sexual abuse in the Catholic Church.

(WTTW News)

WTTW News probes Paul Vallas’ suburban residency as his campaign closes in on the final two weeks. Meanwhile, candidates get testy with each other and moderators at numerous debates this week. And tax breaks back on the table for the Bears.

The long-awaited Red Line extension and Chicago casino take major leaps forward. Is the Jane Byrne interchange finally finished? And García and Lightfoot attacked for ties to Sam Bankman-Fried.

Mayor Lori Lightfoot. (WTTW News)

Mayor Lori Lightfoot nixes a plan for a $42 million property tax increase tied to inflation. And a WGN poll says Democratic Gov. J.B. Pritzker has a double-digit lead over his Republican challenger Darren Bailey, who this week likened Chicago to an unruly child.

(ABC via WTTW)

Republican gubernatorial candidates go on the attack. Two more candidates for Chicago mayor. And the U.S. Senate debates gun policy amid Uvalde and another violent memorial day weekend in Chicago.

(WTTW News)

Lightfoot lays out her case for a possible second term. Gubernatorial candidates spending big before primaries. Mask confusion as the transit mandate goes away. And does Com Ed need that rate hike?

(WTTW News)

Appeals court rules against Pritzker’s school mask mandate. A mask melee in the general assembly. Lightfoot’s gang ordinance moves forward. And another Chicago alderman found guilty in federal court.

Mayor Lori Lightfoot went to Cook County court to stop the Fraternal Order of Police and its president, John Catanzara, from blocking the city’s vaccine mandate. (WTTW News)

The president of the police union urges a walk off over the mayor's vaccine mandate. Illinois' Democrats move against Republicans in drawing new congressional maps. The embattled park district CEO steps down. And the Chicago Sky soar in the WNBA finals.