The migratory birds are starting to nest in the area, but their nests don't look like those found in trees. That's because purple martins, which spend their winters in South America, now rely almost entirely on man-made nests when they arrive each spring. 

Joel Weisman and his guests discuss the week’s news, including the announcement by “Star Wars” movie mogul George Lucas and his wife Mellody Hobson that they are looking at locations outside of Chicago for the Lucas Museum of Narrative Art.

From New York to Chicago, the influential photographer and teacher focused on “the drama of objects.”

Watch the May 5, 2016 full episode of "Chicago Tonight."

Now that Donald Trump is the presumptive Republican presidential nominee, the hand-wringing and discord within the party is growing.

In a surprise move, Cook County State’s Attorney Anita Alvarez says she wants off the Jason Van Dyke case involving the killing of Laquan McDonald. 

Immigrant and refugee women find joy, companionship and healing in knitting. Jay Shefsky takes us to their workshop.  

Get a laugh or two from one of the dozens of groups performing at the Chicago Improv Festival, have a pint at the Chicago Beer Classic and celebrate mom on Mother's Day.

Hear what viewers had to say about our conversation with Lori Lightfoot and Dean Angelo, Phil Ponce's discussion with Archbishop Blaise Cupich and our interview with Julie DiCaro when we read feedback from the "Chicago Tonight" website, and our Facebook and Twitter pages.

Watch the May 4, 2016 full episode of "Chicago Tonight."

After Friends of the Parks declared its opposition to any lakefront site for the Lucas Museum, Mellody Hobson, wife of movie mogul George Lucas and board member of the Lucas Museum, said they were “seriously pursuing locations outside of Chicago.” 

Faced with major, ongoing financial pressure, the Archdiocese of Chicago is looking hard at its mission and membership. Archbishop Blase Cupich talks about the Chicago Catholic Church's money woes and how it might reorganize and revitalize itself.

On Wednesday, a coalition of 64 Illinois-based human and social service agencies and companies filed a lawsuit against Gov. Bruce Rauner and the directors of six statewide agencies seeking payment for work performed since July 1, 2015.

How local forest preserves are using fire to maintain the Chicago area's natural ecosystem, much like Native Americans did prior to European settlement.