We revisit a story about two men playing in the ice sheets of Lake Michigan in Hyde Park on their daily swim. Elizabeth Brackett reports. Read an article about the risks of swimming in cold water.

Back in 2012, we met two men – Greg Lane and Andre DeMar – who regularly swam in Lake Michigan, including during frigid Chicago winters. We spoke with Andre DeMar today to find out if he still swims in the frigid waters. It turns out he does. In fact, he swam in Lake Michigan this morning as the outside temperatures hovered around -2 degrees – without windchill. Read an interview.

Israeli singer-songwriter David Broza joins us with a conversation and performance. Watch web extra performances.

We talk with Chicago comic Pat McGann fresh off his first appearance on the Late Show with David Letterman. Watch his performance.

A scavenger hunt, restaurant tour and winter activities; Chicago Tonight knows what’s going on this weekend.

A new book details the life of one of the most enduring artists in popular music: Mavis Staples.

A remarkable, free music program in a Chicago Public School is changing lives. We revisit Jay Shefsky's story.

We revisit the story of Chicago artist Jason Seiler who 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.

A street near Soldier Field honors a fallen World War II hero. Geoffrey Baer has that soldier's story, and he answers your questions in this week’s edition of Ask Geoffrey.

Thousands of pages of secret church documents are released as part of a court settlement showing how the Archdiocese of Chicago moved predator priests from parish to parish for years, exposing children to abuse. We meet the attorneys for the victims who fought to get the documents opened to the public. Read the detailed documents.

We find out what’s happening at the newly reopened Block Museum on the campus of Northwestern University, including a show of photographs by master photographer Edward Steichen and Polaroids by Andy Warhol. Watch a web extra video.

Lee Bey is one of Chicago's keenest observers of architecture and urban planning. This month, he is shutting down his WBEZ blog, "Beyond the Boat Tour" after four years. He is leaving to join the team at the University of Chicago's Arts Incubator in Washington Park. Bey joins us to discuss his new gig, the one he's leaving, and life in Chicago. Read an interview.

We take a look to see how Dr. Martin Luther King Jr. is being celebrated across the city today. Read a blog and watch videos.

Joel Weisman and his panel of journalists debate whether crying babies should dine at high-end restaurants. The hot topic was prompted by the recent tweet by Alinea owner Grant Achatz, who took to social media to share his dilemma. Also, they discuss the recent City Council action to ban e-cigarettes in restaurants. Watch the web extra video.

A baseball convention, a zombie film festival and a meet and greet with Jon Heder; Chicago Tonight knows what’s going on this weekend.

The lead actor in the cult classic Napoleon Dynamite, joins us to talk about the film and his career. Watch the film trailer.