Today is the final day of business for Hot Doug’s, the iconic gourmet hot dog spot known for its exotic hot dogs and sausages. Chicago Tonight revisits Doug Sohn’s exit interview. 

Joel Weisman and his panel continue their conversation about the double dipping charges leveled against Comptroller Judy Baar Topinka.

Joel Weisman and his panel of journalists discuss this week’s headlines.

In Evanston this afternoon, President Obama makes the case that the economy is better under his watch, but acknowledges the middle class hasn't fully felt it.

With thunderstorms forecasted in Chicago, airlines cancelled more than 700 flights at Chicago’s airports. The latest cancellations come less than a week after a fire at an Aurora radar facility resulted in thousands of cancelled flights. 

This summer a toxic algae bloom in Lake Erie led to 500,000 people being cut off from their drinking water in Toledo. Elizabeth Brackett details the latest efforts to protect the Great Lakes drinking water.

Dancer Misty Copeland joins us to talk about her rocky upbringing and her against-the-odds success in the world of ballet. 

Chicago poet and fiction writer Stuart Dybek stops by to talk about teaching writing at Northwestern University and his two books of short stories released this year. 

The traveling exhibit highlights the major events of 1968, including riots at the Democratic National Convention in Chicago. Chicago Tonight previews the exhibit that opens on Saturday. 

Ebola is rapidly spreading in West Africa, killing thousands of people; and the first case in the U.S. was recently reported. Learn more about the virus and local research that focuses on treating and preventing Ebola.

President Obama will be in Chicago this evening through tomorrow. Paris Schutz has more on why he's here, and why he's not coming into O'Hare or Midway airports.

The Ebola epidemic continues to spread as the first person in the United States is diagnosed with the disease. Our panel discusses the impact it could have in America.

The Institute of Cultural Affairs installed 483 solar panels on the roof of its headquarters in the Uptown neighborhood, making it the largest number of solar panels on one structure in the Chicago area outside of downtown. The institute tells us how it's part of its master plan on sustainability. 

The Great Chicago Fire Festival culminates this Saturday on the Chicago River.

The gardening season has come to an end for most of our summer crops, but that doesn’t mean we’re done gardening until next spring.