According to the CNN survey, 86 percent of Democrats and 75 percent of independent voters say that lawmakers should approve the START treaty. Fifty percent of Republicans say the accord should be approved, with 45 percent saying senators should reject the treaty…

The poll indicates that 56 percent of the public says Russia will live up to its share of the agreement, if the accord is approved, with four in ten saying Moscow will not live up to its obligations…

Some Senate Republicans have raised concerns about the treaty’s impact on U.S. plans to develop a missile defense system, and according to the survey, missile defense is extremely popular with Republicans nationwide. But a small majority of Independents and six in ten Democrats think a missile defense system is not a good idea.