Carroll predicts all of the six incumbents (Diane Feinstein (D- CA), Debbie Stabenov (D-MI), Amy Klobuchar (D-MN), Claire McCaskill (D-MO), Kirsten Gillibrand (D-NY) Maria Cantwell (D-WA)) will win without trouble and points to open seat elections in Hawaii, where former Governor Linda Lingle (R) and former Representative Mazie Hirono (D) are locked in a tight race.

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