ND - 2012 Senate: Heidi Heitkamp 47% - Rick Berg 46% - (Mason-Dixon 06/07/2012)
Source: Mason-Dixon
Method: Phone
Date: 06/04/2012 - 06/06/2012
Voters: 625 (Likely voters)
Margin of Error: 4 %
Full Result:
- Heitkamp 47%
- Berg 46%
