Warning to Chicago news reporters: you may be put to work during our segments.  As Vince Gerasole from CBS-2 Chicago found out there’s a lot of work to be done behind the scenes at Hawthorne Race Course.  Gamely, Vince took the reins and fed, washed and walked ForDubai a graded-stakes placed horse — one of 2,000 horses at Hawthorne during the spring thoroughbred meet.