Chicago police and residents of the city’s Gresham neighborhood are encouraging each other to come out of their houses to help find the person responsible for the death of a 9-year-old boy killed Monday afternoon.
Data scientists are working to come up with innovative ways to make the world a better place. Actor Ronald Keaton talks about flying solo on stage when he becomes Winston Churchill. Plus, some soaring harmonies from the DuPont brothers. And we start the show by speaking with Chicago Police Department communications director about the department's tweetalong.