May 31, 2012
President Barack Obama and presumptive Republican nominee Mitt Romney are deadlocked in three key presidential battleground states, according to a new round of NBC-Marist polls.
In Iowa, the two rivals are tied at 44 percent among registered voters, including those who are undecided but leaning toward a candidate. Ten percent of voters in the Hawkeye State are completely undecided.
In Colorado, Obama gets support from 46 percent of registered voters, while Romney gets 45 percent.