The chart above reflects the results of the latest CBS News / YouGov Poll -- done July 21st and 24th of a national sample of 2008 voters, with a 2.5 point margin of error.
The chart above reflects the results of the latest AP / NORC Poll -- done between July 16th and 20th of a national sample of 1,057 voters, with a 4.3 point margin of error.
The chart above reflects the results of the Echelon Insights Poll -- done between July 17th and 22nd of a national sample of 1,000 likely voters (no margin of error given).
