Geoffrey Baer cruises by with the history of the Illinois Tollway oases, a Chicago lass on Irish cash and O'Hare's sleek new air traffic control towers in this week's edition of Ask Geoffrey.

President Barack Obama talks guns, crime and policing in Chicago at a gathering of police chiefs from around the country. But he acknowledges the growing the violence in his hometown and being a victim of racial profiling. 

"I'm not going to allow Springfield's dysfunction to become Chicago's dysfunction," Mayor Rahm Emanuel said during an extended interview before Wednesday's City Council vote on his proposed budget that includes a nearly $600 million property tax hike.

In honor of its 150th anniversary, the School of the Art Institute has teamed up with the Art Institute of Chicago for a new exhibition called “Homegrown." The show highlights the many influential American artists who received instruction at the school and later became part of the permanent collection of what has been called “the world’s best museum.”

There's a new book for kids detailing the historical contributions of lesbian, gay, bisexual and transgender people to the LBGT movement, which also benefited society, science, the arts and the civil rights movement. The book's author, Jerome Pohlen, joins us.

Rob Zombie made a name for himself as a purveyor of monstrous rock ‘n’ roll and scary movies. He also helps create haunted houses around the country. We speak with Zombie on location in west suburban Villa Park, the site of his "Great American Nightmare." 

In advance of President Obama's visit to Chicago to address gun violence, a group of the nation's top law enforcement personnel send a message to Congress about gun control.

The American Cancer Society has issued new guidelines for women at "average risk" of developing breast cancer, raising the age it says they should start regular mammogram screening from 40 to 45. We discuss the changes and how women should go about determining their own levels of risk with Dr. Carolyn Bruzdzinski and Dr. Kent Hoskins.

Joshua Bell has been a violin virtuoso since he was teenager in Bloomington, Indiana back in the 1980s. He talks with "Chicago Tonight" about his early years, the greatness of the Stradivarius and his favorite collaborators. He'll also treat us to a live performance with pianist Sam Haywood.

Getting swept by the New York Mets in the National League Championship Series is something the Chicago Cubs team and fans will soon want to forget. But the loss came during a memorable season for the Cubs. We reflect on the team’s 2015 season and look at what moves they will want to make in the off-season to keep them in contention next year.