A Gay Gene? Nature or nurture — what determines sexual orientation? We'll hear from a Northwestern researcher whose study could determine whether there's a gay gene. Learn more about the study. News Analysis with Elizaeth Brackett Five-year old Diamond Brownridge is clinging to life after a dental procedure Saturday left her in a coma. Elizabeth Brackett and her guests look at some of the questions all parents should ask before their children undergo dental procedures.

Big Box Controversy Mayor Daley has vetoed the big box ordinance. We'll have a report from Rich Samuels and hear from aldermen with opposing views on this contentious issue. Rahm Emanuel Congressman Rahm Emanuel sits down with Joel Weisman to talk about his new book, "The Plan," which he hopes will lead Democrats to victory in the upcoming elections.

News Analysis with Elizabeth Brackett Chicago Tribune foreign correspondent Paul Salopek is being held in the Sudan on charges of espionage. Elizabeth Brackett and her panel discuss the perils of reporting abroad. Political Hiring Interim Cook County Board President Bobby Steele bans political hiring. Rich Samuels will be here with the latest on allegations of clout at the county building.

News Analysis with Elizabeth Brackett Chicago now has the highest gas prices in the nation. Elizabeth Brackett and her panel discuss the reasons why. Guests: David Sykuta, Rebecca Stanfield

Well-Being Checks For yet another day, high temperatures are making life unbearable for many in Chicago, especially older residents. Christian Farr followed members of Chicago's Department of Human Services today, as they checked up on the elderly to make sure they are safe in this heat.

Cook County Democratic Committee Meeting It's official - Cook County Democratic committeemen elected Todd Stroger to succeed his father on the November ballot. Rich Samuels will bring us up to date on the race for president of the Cook County Board of Commissioners. News Analysis with Elizabeth Brackett Chicago public school students are having historic success, according to the latest test scores. But are the results skewed? Elizabeth Brackett and her panel, including Chicago Public Schools CEO Arne Duncan, take a closer look.

Cook County Board Update Correspondent Christian Farr has the latest on the saga of the Cook County Board, now that President Stroger has submitted a signed letter of resignation, clearing the way for the Cook County Democrats to choose a new candidate.

Cook County Board Rich Samuels reports on what the Cook County Board decided about President John Stroger's political future. News Analysis with Elizabeth Brackett Prosecutors unveil a 5,700-name clout list at the Robert Sorich corruption trial. Elizabeth Brackett and her panel weigh in on the latest developments.

Chicago Tonight is abbreviated tonight due to pledge. Cook County Board Meeting Rich Samuels has the latest from the today's meeting of the Cook County Board of Commissioners. News Analysis with Elizabeth Brackett Elizabeth Brackett sits down for a conversation with Eileen Collins, America's first female shuttle commander.

Rosemont Revisited The Village of Rosemont began retooling today. With casino gambling most likely not in its future, it's hoping to become a family entertainment venue on par with the Wisconsin Dells. Rich Samuels will show us what's on the drawing board. News Analysis with Elizabeth Brackett Rep. Luis Gutierrez is sounding more and more like a candidate for mayor. Elizabeth Brackett goes one-on-one with the outspoken congressman.

News Analysis with Joel Weisman Is Governor Blagojevich's $10 million stem cell plan just a political ploy? Joel Weisman and his panel of pundits weigh in on the governor's plan and other hot political issues. Guests: Carlos Hernandez Gomez, Paul Green and Bruce Dold.

City Hall Scandal Mayor Daley responded today to the latest allegations of City Hall corruption. Rich Samuels has the mayor's remarks, as well as a barrage of reporters' questions the mayor didn't always answer fully. Read the Sorich Santiago Proffer here.

Corruption Trial The corruption trial of former governor George Ryan ...will... continue and jury deliberations ...will... resume tomorrow. Rich Samuels has details on how the judge is proceeding with two alternate jurors.

Chicago Tonight is abbreviated this week for pledge programming. Chicago Matters The funding of Illinois schools is one of the challenges that will face the next governor. Tonight, as part of our Chicago Matters series, "Valuing Education," gubernatorial candidates gives us their thoughts on what's wrong with school funding in the state and what needs to be done.

News Analysis with Elizabeth Brackett The competition for listeners among Chicago morning radio shows is fierce, and the advertising dollars at stake are enormous. Elizabeth Brackett's panel includes one of the city's top morning personalities, Q101's Mancow Mueller. Chicago Matters In our Chicago Matters: Valuing Education segment, we'll take a look at Governor Blagojevich's universal pre-school proposal and see what educators have to say about it.

Grocery Initiative The city of Chicago's launched a major initiative to lure full-service grocery stores to the inner city. Rich Samuels tells us why the mayor thinks this will be good for Chicago - and profitable for retailers.