Survey of 600 likely voters was conducted October 26-28, 2014 for the Detroit Free Press and WXYZ-TV. The margin of error is +/- 4 percentage points. Results from the poll conducted October 17-19, 2014 are in parentheses. Results from the poll conducted September 25-29, 2014 are in curly brackets. Results from the poll conducted August 22-25, 2014 are in square brackets. Results from the poll conducted July 12-15, 2014 are in parentheses. Results from the poll conducted May 17-20, 2014 are in curly brackets. Results from the poll conducted February 5-11, 2014 are in square brackets. Results from the poll conducted September 7-10, 2013 are in parentheses.