Halperin has new numbers from a number of battleground states. You will note one consistent feature among all of these Marist polls: Barack Obama is ahead.
Among likely voters:
Iowa
Obama 51
McCain 41
Sept. 18-21; Error margin 4.5 points
New Hampshire
Obama 51
McCain 45
Sept 17-21; error margin 4 points
Michigan
Obama 52
McCain 43
Sept. 16-17; error margin 4 points
Ohio
Obama 47
McCain 45
Sept. 11-15; error margin 4.5 points
Pennsylvania
Obama 49
McCain 44
Sept. 11-15; error margin 4.5 points
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