The Blackhawks split with goalie Antti Niemi this week. Will the Stanley Cup champs have any chance of defending their title next year?

Who needs pedaling when you can put a battery and motor on your bike? We'll show you why some Chicago bicyclists are choosing this exercise-free way of getting around. Chicago Electric Bicycles

We'll revisit the home and museum of Roger Brown, the Chicago artist who painted some dark subject matter with a light touch. Roger Brown Resources at SAIC New show at the Hyde Park Art Center

It is the most valuable musical instrument on the planet, it's right here in Chicago, and it's for sale. We'll tell you how much it might go for.

One of Chicago's marquee music festivals, Lollapalooza, is being investigated by the attorney general's office. Rock critics Greg Kot and Jim DeRogatis are here with more on the controversy surrounding this weekend's giant music festival that provides huge revenues for the Chicago Park District. More about Lollapalooza Visit Greg Kot's website Visit Jim DeRogatis's website

She trailed President Clinton on his jogs, carted a defibrillator to more than 100 countries, and often rode in the Secret Service "decoy" limousine. We'll hear from Dr. Connie Mariano, who spent nine years as the White House physician. More about Dr. Mariano

And we'll dive into our mailbag and tell you a new name one viewer came up with for our program.

On tonight's edition: the jury deliberates as the Blagojevich brothers wait. In politics, gubernatorial candidates Pat Quinn and Bill Brady spar over possible increases in real estate and income taxes. We take a closer look at a Chicago Sun-Times series on the toll of violence in Chicago, including the rising body count and the fact that communities are remaining silent. And in sports, baseball's trade deadline, the Blackhawks' money problems, and the red-hot White Sox. Guests:

Local musician Sad Brad Smith tells us how the movie Up in the Air helped put him on the map, and performs his song from the film.

Shrek's new swamp has landed in downtown Chicago. We meet the Carol Stream native who's playing the beloved ogre in the first national tour of Shrek the Musical. Eric Petersen's official site

Check, Please! host and master sommelier Alpana Singh introduces us to some favorite wine websites you should be visiting. Alpana Singh's Favorite Wine Websites:

Legendary jazz disc jockey Dick Buckley died last week. We hear what Buckley had to say about his life and career in a classic WTTW documentary from 1989.

On tonight's edition: Rod Blagojevich's defense team rests without putting one witness on the stand, including the former Governor himself; another Chicago police officer is killed -- the third in two months -- as he was washing a new car outside his Park Manor home; despite a promise of more police and no new taxes, Mayor Daley's popularity falls to a new low in a Chicago Tribune poll; the city digs deep into its financial reserves, leaving just $180 million from the controversial billion dollar parking meter lease deal; and Chicago-area construction resumes as the labor strike is settled.

We head north to Great Lakes Dragaway in Union Grove, Wisconsin. One night each month, it entices illegal street racers to the track to race legally.

Looking to avoid summer traffic, closed roads and high gas prices? Carless in Chicago author Jason Rothstein offers tips for navigating the city without a car. Read the Carless in Chicago blog

Why is an empty building in Lincoln Park engraved with the word "Perfection?" Geoffrey Baer reveals the rather morbid answer in this week's edition of Ask Geoffrey. Yerkes Observatory Lincoln Park Boat Club Row4Row--Lincoln Park Boat Club is a sponsor for this breast cancer awareness project