Standing before a painting of George Floyd, a speaker addresses the crowd in Seward Park on Saturday, June 6, 2020. (@EvanRGarcia / Twitter)

Tens of thousands gathered in Chicago’s Union and Seward parks Saturday to protest the death of George Floyd while in police custody in Minneapolis. Here are sights and sounds from the day.

Did the threat of disease help spur Chicago's first park? Chicago Park District's historian joins us with more.