Next month, Chicago will host the 11th annual Great Lakes Restoration Conference. The gathering is expected to attract some 700 government, industry, and environmental activists. Among the topics on the agenda: Toxic algae blooms, an issue that could impact drinking water and the multimillion dollar economies dependent on the Great Lakes. Christy McDonald of our sister station, Detroit Public TV, reports.

Toledo Water Issues Lead to Re-Test of Lake Michigan Water

A toxic algae bloom in Lake Erie put Toledo's drinking water in jeopardy. Could the same thing happen to Lake Michigan and Chicago's water supply? Paris Schutz has the latest.

Was a North Side building Charlie Chaplin's go-to movie theater? Or just a local auto shop? Geoffrey Baer takes us inside a unique structure in this week's edition of Ask Geoffrey.