The father of a shooting victim on fighting violence. Meet a group of small but mighty therapy horses. And a look at the newly expanded Chicago Jazz Festival.

• Pot as a Painkiller: New Law Aims to Curb Opioid-Related Deaths
• What’s at the Root of Chicago’s Violence? A State Lawmaker, Pastor Weigh In
• Meet Some Small But Mighty Miniature Therapy Horses
• Chicago Jazz Festival Expands to Neighborhoods for 40th Anniversary