The Chicago Tribune's push to buy the Daily Herald could reshape suburban news coverage across Chicagoland. Why it matters: The deal would put one of the region's largest suburban newspapers under the control of the cost-cutting investment firm that owns the Tribune.

In the new special set to air Saturday evening, "60 Minutes" contributing correspondent Armen Keteyian and "48 Hours" correspondent Maureen Maher spent six months investigating the city's stories of guns, drugs and the deaths that stem from them ...