Rasmussen Reports issued it's latest poll on the Maine Senate Race:

Maine Senate: Collins Doubles Lead over Allen

Maine Senator Susan Collins has more than doubled her lead over Democratic challenger Tom Allen in the latest Rasmussen Reports telephone survey of voters in the state. The Republican incumbent is ahead 53% to 38%.

When “leaners” are included, Collins leads 55% to 40%.

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The incumbent is viewed favorably by 67% and unfavorably by 29%. Allen’s ratings are 54% favorable, 37% unfavorable.