While SurveyUSA and Quinnipiac show surprisingly tight races for Andrew Cuomo and Kirsten Gillibrand, a new Siena poll out this morning has each up by comfortable margins Cuomo leads Carl Paladino by 33 points, while Gillibrand leads Joe DioGuardi by 31 points. The key differences, as pointed out by Political Wire: Siena measured registered voters, as opposed to likely voters, and also included Conservative Party candidate Rick Lazio in their survey for governor. He captured 8 percent of the vote. [Siena (PDF) via Political Wire]