Retrieved on July 17, 2016 at 7:07:42 PM CT
CBS News 2016 Battleground Tracker Iowa
Url: https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/7gcuxp09db/ForRelease_IA_20160717.pdf
Retrieved on July 17, 2016 at 7:07:42 PM CT
Url: https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/7gcuxp09db/ForRelease_IA_20160717.pdf