Over the last five centuries through warfare, disease and suppression, one of the largest groups of American Indians in North America has found itself losing its native tongue. We find out about an effort underway right here in Chicago by members of the Ojibwe people to teach and revitalize their endangered traditional language. More on the story...

Why has the intersection of Grand and State on Chicago's north side been torn up for years? Geoffrey Baer has the answer to that question in tonight's edition of Ask Geoffrey. The Sabre Room,where Frank Sinatra and Dean Martin performed June 10th, 1977 These are the buildings featured in our segment about the Latin alphabet:

Art abounds on the CTA. We show you how riding the train can lead you to some of the city's most vibrant and diverse works of art. Map of CTA Art

A Chicago chef scours the shores of Hawaii for the perfect recipe. We talk to Craig Priebe, the host of a new WTTW program airing tomorrow night called Flavor Hunting. Grilled Pizzas & Piadinas

The U.S. Supreme Court ended Chicago's longstanding gun ban, and the city quickly enacted new restrictions. Chicago's corporation consul, Mara Georges, joins us to explain the new measures.

Check, Please! host Alpana Singh returns to offer up a selection of light summer wines. Marco Real Rose Garnacha, Spain $11 Rudi Wiest Rhein River Riesling, Germany $12 Indaba Sauvignon Blanc, South Africa $8 Montes Alpha Syrah, Chile $19

A music preview of the Old Town Folk and Roots Festival, with rural blues from the Sanctified Grumblers.

We'll talk to the author of a new book about a decade of drastic change on the baseball diamond. Dan Epstein's blog, "Big Hair and Plastic Grass"

Meet the photographer who captured more than a half-century of great pictures of Chicago. Lee Balterman Gallery

Joel Weisman and his panel look at the week's top stories: Governor Pat Quinn slices $1.4 billion from the state budget; City Hall moves quickly on a new gun-control ordinance for Chicago; former Police Commander Jon Burge is guilty on all counts of lying about police torture under his watch -- and one victim is already filing a suit against him and Former State's Attorney Richard Daley; Rod Blagojevich's lavish clothes spending was revealed in court, along with his plots with aides and his wife to replace Barack Obama in the U.S.

They're the top brass in Chicago's indie rock community. We show you how a marching band and a glee club are taking over rock and roll. Blue Ribbon Glee Club Mucca Pazza

What does a certain downtown building have to do with the end of Prohibition, the Century of Progress World's Fair, and McCormick Place? The answer, in tonight's edition of Ask Geoffrey. Soldier Field History Prohibition in Chicago 1956 Time Magazine article about Chicago's Scotland Yard

The lakefront bike path is one of the most beautiful places anywhere for a summer bike ride. But on a busy day, it can also be dangerous. We meet a man who found out the hard way...and offer tips for a safe ride.

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

Are you craving a good beach read? Three local writers -- including Audrey Niffenegger, author of the hit bestseller The Time Traveler's Wife -- chat about their favorite summer reads. See their recommendations

We meet a Chicago woman who combined her loves to create a way for diverse groups of Chicagoans to get to know each other over a meal. Across the Table