In the race to replace retiring Kentucky Sen. Jim Bunning (R), Secretary of State Trey Grayson (R) leads his two Democratic challengers in general election matchups, as well as Rand Paul, his Republican primary opponent, according to a new survey from DailyKos/Research 2000 (Aug 31-Sep 2, 600 LV, MoE +/- 4%). Running on the Dem side are Lt. Gov. Daniel Mongiardo and Attorney General Jack Conway.

Dem Primary
Mongiardo 37 - Conway 30 - Und 18

GOP Primary
Grayson 40 - Paul 25 - Und 17

General Election
Grayson 45 - Mongiardo 41 - Und 14
Grayson 46 - Conway 40 - Und 14

Paul 37 - Mongiardo 42 - Und 21
Paul 37 - Conway 41 - Und 22

President Obama isn't thought highly of in Kentucky, which he lost to John McCain by 17 points in 2008. Just 34% hold a favorable view of the president, with 63% unfavorable. Also, only 51% believe Obama was born in the United States, while 20% don't believe he was and 29% aren't sure.

All is not lost for Democrats, though, as Gov. Steve Beshear (D) has a 49%/42% favorable rating, higher than that of GOP Sen. Mitch McConnell (44%/51%), the Senate minority leader.

Voters were split on whether a public health care option should be included in Congress's reform efforts -- 46% support an option, 45% oppose.