The Cubs say they’ve satisfied the mayor’s request and it’s time for the city to sign off on their plans. Meanwhile, the rooftop owners tell us why they believe they’ll win a court case against the team.

Over the past 10 years, monarch butterfly populations have been declining in North America. Learn simple ways to promote the creature’s habitat in your backyard.

The Chicago art scene of the 1960s was wildly imaginative. We talk to the director of a new film that gives the most complete look yet at the many artists who became known as the Imagists. 

Chicago Tonight’s Phil Ponce interviews Mayor Rahm Emanuel. Phil and Rahm look back at his first three years in office and they discuss Chicago’s future.

A credit rating agency warns of trouble ahead for Illinois because of its failure to extend the income tax hike.

Friday marks the 70th anniversary of D-Day, the massive Allied invasion of Nazi occupied Europe that turned the tide of World War II.  Everyday the number of veterans who took part in that historic event are diminishing. But we hear from one Chicago-area veteran who was among the first to storm the beaches of Normandy.

Cook County Board President Toni Preckwinkle went to Springfield to make a personal pitch for Cook County pension reform. The bill passed in the Senate, but hit a road block in the House this session. Preckwinkle joins host Phil Ponce to discuss the next steps, more. 

Cardinal Francis George is questioned under oath today in a civil case involving defrocked priest and convicted sex offender Daniel McCormack. 

After decades of scientists basically using male laboratory animals for medical research, the National Institutes of Health is ending the gender bias practice in research. The shift, as published in the journal Nature, should help minimize side effects and dosage miscalculations not discovered until after products hit the market. 

When Deborah Hersman was appointed to chair the National Transportation Safety Board by President Obama she became, at 39, the youngest person to ever fill that position. She recently left her job at the NTSB to head the Chicago-based National Safety Council. 

Chicago's Divvy bike-sharing program may be peddling to success on the streets and lakefront of the city - but it's losing money. The company recorded an operating loss for 2013.