Today's record cold caused delays on the Metra and CTA. We tell you how the city is coping. Send us your severe weather photos here and we'll use them in our online slideshow.

We have the latest details on Chicago's record-breaking cold weather from WGN's Chief Meteorologist Tom Skilling.

Hypothermia and frostbite aren’t the only cold-related problems doctors are noticing in local emergency rooms today. We talk with Dr. Michelle Sergel about the weather’s impact on health.

Chairman Bob Mariano, from the grocery store chain Mariano’s, joins us to talk about the chain’s expansion in the Chicago area. View a map of store locations.

A major federal report was released Monday giving options for dealing with Asian carp, ranging from maintaining status quo to installing a permanent barrier to separate the Great Lakes from the Mississippi River Basin. Elizabeth Brackett has the story. Read the full report.

After being fired by Louis Sullivan and venturing out on his own, Frank Lloyd Wright landed his first independent commission from a friend. And now the house that Wright designed for William Winslow in 1893 is up for sale. 

The life and influence of movie critic Roger Ebert are celebrated in a documentary by the makers of Hoop Dreams. We get a preview.

We share what you had to say about O'Hare Airport's runways in tonight's viewer feedback.

Has Gov. Pat Quinn, once thought of as an ineffective governor, had a political resurrection? We go one-on-one with Quinn. Watch the full interview.

Illinois State Police demonstrate the concealed carry application process in advance of the law going into effect on Jan 5, 2014. Brandis Friedman has the details. Watch a web extra video.

The Bears-Packers rivalry game lives up to its high expectations. But after all of the drama, wackiness, and big plays, the Bears season is over while the Packers advance to the playoffs. James “Big Cat” Williams breaks down the highs and lows, and gives us his take on what’s ahead in the offseason. Watch a web extra video.

Meet Jason Seiler, the Chicago artist who just scored the biggest commission of his career: a painting of Pope Francis for the cover of TIME magazine’s Person of the Year issue. View a slideshow of Seiler's artwork.

We revisit a conversation with Pulitzer Prize-winning historian Doris Kearns Goodwin about her latest epic biography on the presidencies of Teddy Roosevelt and William Howard Taft that brought radical change to America. Read a book excerpt.