A new Quinnipiac University poll surveying likely Colorado voters released Sunday shows presumptive Republican nominee John McCain in "a dead heat" with his Democratic rival, Barack Obama as Democrats are gathering in Denver for their party's national convention.
According to a survey, McCain is leading 47 percent to 46 percent. A similar poll released July 24 showed McCain leading Obama 46 percent to 44 percent. A June 26 survey showed Obama with a 49 percent to 44 percent lead.
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