Frank Lloyd Wright’s apprentice brought the Prairie School of Architecture to Europe. We take a look at the innovations of architect Barry Byrne with Vincent Michael, the author of The Architecture of Barry Byrne. Read a book excerpt and view a slideshow.

Another look at a truly unusual performance by Eric Clapton -- with additional photos.

All eyes are on the U.S. Senate as a potential government shutdown looms. Paris Schutz has more on what Sen. Dick Durbin and Illinois members of Congress are planning to do.

Police are questioning people of interest in the shooting rampage that left 13 people injured in a south side park. We have the latest on what's become another Chicago violence story making international headlines.

In recent remarks, Pope Francis says the Roman Catholic Church has become “obsessed” with abortion, gay marriage and contraception.

The Bears pound Pittsburgh in primetime to remain undefeated. James "Big Cat" Williams joins us for his weekly post-game analysis. Watch a web extra video.

The Metropolitan Pier and Exposition Authority approved the design of the DePaul University basketball arena today. We talk with Pulitzer Prize-winning architecture critic Blair Kamin about the $173 million project, as well as his take on the controversial $51 million Illinois Capitol renovation project in Springfield. View a slideshow.

We share what you had to say about the CTA's new Ventra fare card payment system and on new options available for flu vaccines in tonight’s viewer feedback.

Joel Weisman and his panel of journalists discuss the week's top headlines.

Joel Weisman and his panel of journalists continue their conversation about Chicago gun crimes by asking whether Mayor Rahm Emanuel needs to change his personal way of handling the issue. And, are there are other strategies that haven’t been tried to curb the violence? Watch the web extra video.

Run for Science, Apple Fest and contemporary artwork; Chicago Tonight knows what's going on this weekend.

RIC Blackhawks schedule:

Northwestern University's Mary and Leigh Block Museum of Art will be closed for the remainder of the calendar year.

Special prosecutor Dan Webb announced that there will be no new indictments in the death investigation of 21-year-old David Koschman. Mayor Richard M. Daley's nephew, Richard Vanecko, was charged with involuntary manslaughter in Koschman's 2004 death. Carol Marin has the details. Watch a web extra video.

We analyze what Wednesday's Federal Reserve announcement to continue the stimulus program will mean for the economic recovery.