Poll: Romney, Obama dead heat in NV, CO, IA

Via msnbc:

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.

And in Nevada, the president is at 48 percent and Romney is at 46 percent.