Chicago tour boat and barge operators are up in arms about one of the proposals for keeping invasive Asian carp out of Lake Michigan -- periodic closures of locks and of the Chicago River itself. Our Geoffrey Baer joins us to help clarify this controversial issue.

Groupon, which pioneered a unique mixture of social networking and group discounts, started in Chicago a little more than 2 years ago and now expects to be in 100 cities by the end of the year. Founder and CEO Andrew Mason joins us to talk about the company's quick rise.

We remember Chicago activist and labor leader Frank Lumpkin, who died earlier this month. Memorial services for Frank Lumpkin are set for 10 a.m. April 5 at the union hall at 11731 S. Avenue O, and also at noon April 24 near the Haymarket Memorial at Waldheim Cemetery in Forest Park.

Now that State Senator Kirk Dillard has conceded to State Senator Bill Brady, the Republican ticket for the general election is set. Carol Marin breaks down the race for governor.

We hear what you have to say about some of our recent stories when we read our viewer mail.

Tonight's panel discusses the week's top headlines; U.S. Senate hopeful Alexi Giannoulias' family bank is on the brink of collapse; Chicago's longstanding hand gun ban is facing a Supreme Court challenge; the University of Illinois is considering hiking their tuition 20%; Chicago ministers are throwing their support behind another Walmart; and Bulls players are battling the injury bug. Guests:

The City Colleges of Chicago need to be reinvented. That is what Mayor Daley has told his newly appointed City Colleges Board Chairman, Gery Chico. Eddie Arruza talks to Chico about the challenges of turning around the seven financially strapped schools.

Cook County State's Attorney Anita Alvarez joins us to discuss her efforts to fight human trafficking.

We hear what you have to say about some of our recent stories when we read our viewer mail.

Democratic U.S. Senate candidate Alexi Giannoulias joins us to discuss what role he played in his now-struggling family bank.

Hundreds have died following the devastating earthquake in Chile. We find out about Chicago's ongoing humanitarian efforts. Chicago American Red Cross

In need of some medical attention itself, the old Cook County Hospital will undergo a facelift, says the Cook County Board. Architecture blogger Lee Bey tells us why he thinks it's worth the money. Lee Bey's Blog on Vocalo.org

The U.S. Supreme Court did not appear convinced that Chicago's handgun ban should stand. Eddie Arruza talks with two constitutional law professors about the landmark case argued today.

Governor Quinn will make his budget address in ten days. Could an income tax increase and cuts to education, human services, and public safety be on the way? We hear from our panel of state senators. BudgetIllinois.gov Suggest a solution to the Governor's Office of Management and Budget Solutions proposed by Illinois citizens

Joel and his panel discuss the week's top headlines: As the state's budget crisis continues to grow, support is growing for a major income tax hike; legislation to end free CTA rides for all seniors is moving forward in Springfield; 8 underperforming Chicago Public Schools are set to be closed or completely overhauled; O'Hare airport gets full body scanners; Mayor Daley suggests privatizing parts of pricey McCormick Place; and the Cubs and Sox are working off the rust in spring training. Guests:

27-year-old downstate businessman Jason Plummer is the Republican nominee for Lieutenant Governor. We talk to him about his candidacy and the questions surrounding his experience.