Three Republican senators, Chuck Hagel, Gordon Smith and Olympia Snowe favour getting out by next April.

查克·海格尔，戈登·史密斯和奥林匹亚•斯诺等三名共和党参议员，赞成来年4月前撤军。

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CNN's Joe Sutton, Dave Alsup, Mike Ahlers, Chuck Johnston, Esprit Smith, Greg Botelho and Marnie Hunter contributed to this report.

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CNN's Joe Sutton, Dave Alsup, Sandra Endo, Chuck Johnston, Esprit Smith, Greg Botelho and Marnie Hunter contributed to this report.

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Three Republicans -- Chuck Hagel of Nebraska, Olympia Snowe of Maine and Gordon Smith of Oregon -- have co-sponsored a Democratic amendment that parallels the House bill.

CNN: House passes bill to bring troops home in '08