ST. PAUL -- A new CNN/Time/Opinion Research poll (August 31-September 2) in three battleground states shows Obama with double-digit leads in Iowa and Minnesota. Ohio is a statistical tie, as Obama has a two-point edge.

Iowa (828 RV)

Obama 55
McCain 40

Obama leads by 9.0 points in the RCP Average for Iowa

Minnesota (742 RV)

Obama 53
McCain 41

Obama has a 7.0-point lead in the RCP Average for Minnesota

Ohio (685 RV)

Obama 47
McCain 45

McCain leads by 0.6 of a point in the RCP Average for Ohio