A Civil War exhibit, food trucks, and the Chicago Marathon; Chicago Tonight knows what's going on this weekend.

A new rock record by a Chicago-based band is led by a dynamic vocalist who chronicles the experience of a South Asian immigrant. American Desi by the band Clara May might remind you of David Bowie or Robert Plant’s solo work at times, but Clara May stakes new ground with a unique point-of-view and an epic soundscape.

The city is in final preparations for the Chicago Marathon this weekend. But will it be safe in light of what happened in Boston? Paris Schutz has the details. View a route map and information on street closures.

Best-selling author Bill Bryson joins us to discuss his newest book, One Summer: America, 1927. Read an excerpt.

Television producer, inspirational speaker and founder of The Adelante Movement Nely Galán hosts her national tour in Chicago this weekend. The Adelante Movement seeks to unite and empower women economically. The event will feature inspirational speakers, business workshops, networking sessions, and personal and financial business advice. Read an interview.

Want to know how Cook County Jail keeps track of its inmates? Through hundreds of thousands of pieces of tattered paper. Paris Schutz has more on why Sheriff Tom Dart says it's a disaster waiting to happen. Read letters from Circuit Court Clerk Dorothy Brown to Dart.

A Chicago landmark is undergoing a renaissance as a luxurious hotel on Michigan Avenue. We take a peek under the dust in tonight's Ask Geoffrey.

Dan Parizek is a “Honeybee Rescuer." If you’ve got a beehive in the walls of your home, Dan will relocate it so it won’t be destroyed by an exterminator. With Colony Collapse Disorder destroying some 10 million beehives since 2007, Dan and others say we can’t afford to lose any more hives. We revisit Jay Shefsky's profile. Read an article, watch a web extra video, and learn more about Colony Collapse Disorder from local scientists.

Chicago was recently named as the host city for the 27th edition of the 2015 World Triathlon Grand Final. Elizabeth Brackett has won four World Championship titles and placed second in this year’s London World Championships. Watch a web extra video about what Chicago can expect when it hosts the World Championships in 2015.

FRONTLINE’s much-anticipated documentary, League of Denial: Inside the NFL’s Concussion Crisis, explores whether the NFL put players at risk by denying the relation between concussions and long-term health issues. Our panel tackles the question of football safety at all levels.

An exhibition explores the visual culture of the Northern home front during the Civil War.

The Civil War is remembered through art and literature that capture the American spirit on the Northern home front.

We talk with Academy Award nominee Joan Allen about her latest performance in The Wheel at Steppenwolf Theatre Company, a play about what happens to hope and human nature in times of war. Read an interview and watch web extra videos.

Despite a record-setting day from wideout Alshon Jeffery, the Bears lose their second straight game. James “Big Cat” Williams breaks down what went wrong against Drew Brees and the New Orleans Saints. Watch a web extra video.

Pulitzer Prize-winning Chicago Tribune columnist Mary Schmich talks about her new book, a collection of columns called Even The Terrible Things Seem Beautiful to Me Now. Read some of her favorite columns.

Part 2 of our story about Janis Joplin's final show in the Chicago area -- at Ravinia, two months to the day before she died.