CHICAGO — The set of “Holiday Touchdown: A Bears Love Story” has more secrets than Santa’s workshop.
The extras who are present for filming − clad in winter coats, beanies and scarves − gather in downtown’s Federal Plaza, where the city’s longstanding Christkindlmarket has been erected. It looks like a holiday wonderland, with local vendors displaying sweet confections, and glass ornaments paying homage to the city’s football team and popular attractions, like Cloud Gate (known as “The Bean”)…