Shedd Aquarium’s newest rockhopper penguin, hatched in June, just took its first swim with the entire colony and the results were mixed. 

Despite mechanical woes, the vehicles have developed a cult following. And this one, a 1981 model that has spent the majority of its life in a barn, only had 977 miles on the odometer — a rarity.

Louis Armstrong, with his instantly identifiable raspy tenor voice, was a formative force in the world of jazz for nearly half a century. Now, the musical “A Wonderful World” has arrived in Chicago in a show that is bound to end up on Broadway.

A musical showcase, aura portraits and a clothing swap usher in the weekend. Here are five things to do in and around Chicago.

Black Theatre United is an organization aimed at creating more diversity and inclusion in theater. With the help of that group, actress Vanessa Williams is making her producorial debut for the new musical “A Wonderful World.”

We sit down with Chicago’s newly appointed police superintendent. A look at the impact of residents boycotting CPS’ segregationist policies — 60 years later. And a new musical on jazz legend Louis Armstrong.

This Sunday marks 60 years to the day nearly 250,000 Chicago Public Schools students skipped school to boycott CPS. Students and their parents flooded the streets of Chicago in what’s known as Freedom Day, a massive protest of the segregation in CPS and the superintendent at the time, Benjamin Willis.

The Englewood native has been Chicago’s top cop for less than a month, but after spending nearly three decades serving in various roles throughout the department, he believes he knows what’s needed to make improvements for his officers and residents throughout the city.

CPS officials said the High School Admissions Test will be held for district students on either Oct. 24 or Oct. 25 for those taking the exam in English. Students testing in Spanish, Arabic, Polish, Urdu or Simplified Chinese will take the HSAT at school on Nov. 1.

People who own certain guns and other items now prohibited under the state’s assault weapons ban still need to register them with the Illinois State Police. But ISP says it plans to hold additional public hearings about that process and may refine the rules before they become permanent next year. 

Caretakers will pass out more pumpkins to animals during Brookfield's “Boo! at the Zoo” event Saturday and Sunday.

Next steps were highly uncertain as a bipartisan group of lawmakers floated an extraordinary plan — to give the interim speaker-pro-tempore, U.S. Rep. Patrick McHenry, R-N.C., more power to reopen the House and temporarily conduct routine business.

A spokeswoman for Think Big said Pritzker, a billionaire heir to the Hyatt hotel fortune, is the sole funder of Think Big America. She did not share how much Pritzker has spent on the effort, but that the figure will be “consistent with his giving throughout his entire life.”

One U.S. aircraft carrier and its strike group are already in the eastern Mediterranean and a second one has left the U.S. and is heading that way. In addition, three Marine warships are moving into the region.

Jim DeRogatis serves as secretary of the Military Miniature Society of Illinois, and he’s a skilled maker of all things small. From Oct. 20-21, the group is hosting its annual show, with 200 exhibitors displaying their sculptures in a juried exhibition.