Jim Tilmon discusses his career, WTTW’s “Our People,” and the impact African American programming has had on public affairs television.

Vietnam veteran Lon Hodge struggled for years with Post Traumatic Stress Disorder until he got a PTSD service dog named Gander. Lon says that Gander has saved his life. Now, Lon and Gander help other vets and work to raise awareness about PTSD, veteran suicide and service dogs. Jay Shefsky has a profile. Read an interview with Fran Menley, Service Dog Trainer at Freedom Service Dogs of America, about how they rescue, train and pair dogs with veterans and people with disabilities.

A chunk of transportation history rests in the Chicago River. Geoffrey Baer talks trains and technology in this week's edition of Ask Geoffrey.

Writer, actor and director Harold Ramis died at the age of 69. Joining us to talk about his life and career are Mark Caro of the Chicago Tribune and Daily Herald film critic Dann Gire. Watch a 1997 Wild Chicago clip featuring Ramis and host Will Klinger, and watch all of Ramis's appearances from WTTW's archives.

Paris Schutz reports on why a race for Illinois State Representative between two Chicagoans is turning ugly, and has powerful Democratic party insiders on edge. Read an article.

Is social media fueling Chicago gang wars? We take a closer look at the phenomena with Ben Austen, a journalist who took an in-depth look at how Facebook, YouTube, Twitter and Instagram -- among many others on the world wide web --- have contributed to escalating tensions and street violence in Chicago. Read an interview with former gang leader and community activist Hal Baskin.

Who knew that the king of gothic cartoons came from Chicago? We visit an in-depth exhibit of Edward Gorey -- who influenced everyone from Maurice Sendak to Tim Burton -- at the Loyola University Museum of Art. View a slideshow of artwork.

From North Shore native to international opera star, tenor Matthew Polenzani joins us to talk about growing up in Chicago and his stellar career. And he shows us why he's one of the most sought-after operatic performers.

After more than a decade on the run, notorious drug kingpin Joaquín "el Chapo" Guzmán was captured by Mexican authorities on Saturday. We hear from the head of the Chicago Crime Commission on Guzmán's arrest, and the chances that he'll ever be brought to trial in Chicago where he was indicted in 2009 on numerous charges by federal authorities. View a timeline of Joaquín "el Chapo" Guzmán's criminal career.

Gary, Indiana Mayor Karen Freeman-Wilson joins us to discuss drug courts, Gary making progress and more. Watch her state of the city address and read an interview about the War on Drugs.

Former Ukraine President Viktor Yanukovych is on the lam, wanted for his role in the mass murder of dozens of protestors in Kiev. We hear the latest about the unrest in Ukraine, and get a primer on its history and politics from Northwestern University history professor Yohanan Petrovsky-Shtern.
 

A new phenomenon in hip hop music, called drill music, is unique to Chicago and gaining in popularity. We talk with one of the genre’s rising stars and examine the criticisms of the music’s lyrics. Read an article and watch a web extra video.

We talk with Chicago Tribune’s Pulitzer Prize-winning architecture critic Blair Kamin about the article series, “Designed in Chicago, Made in China” that details the rapid urbanization of China and the role Chicago architects play in the expansion. View a slideshow of China's urbanization efforts.