I've updated this Meetup. For more details, see the full listing:
http://running.meetup.com/145/calendar/8784942/When: September 27,[masked]:30 AM
Where: Grant Park
Columbus and Balbo but meet at lowest number chip pickup.
Chicago, IL 60601
If the changes affect your plans to attend, please take a moment to update your RSVP. (You can RSVP "No" or "Yes".)
You can always get in touch with me through the "Contact Organizer" link on Meetup:
http://running.meetup.com/145/suggestion/