Pat Toomey has maintained a modest six-point lead over Rep. Joe Sestak (D-Pa.) in the Pennsylvania Senate race, according to a new Rasmussen poll.

Toomey garnered support from 45 percent of likely voters, compared to 39 percent for Sestak. That's more or less unchanged from Rasmussen's poll two weeks ago.

More from Rasmussen:

Sixty-six percent (66%) of Pennsylvania voters regard Toomey as politically conservative, and 42% place his views in the mainstream. Twenty-seven percent (27%) see him as an extremist, with 31% undecided.

Forty-five percent (45%) feel that Sestak is politically liberal, while 27% characterize him as a moderate. But 39% regard his views an extreme, while nearly as many (37%) think his views are in the mainstream. But roughly one-in-four voters (23%) aren’t sure.

Sixty-eight percent (68%) of conservative voters in the state support Toomey, while 86% of liberals favor Sestak. Moderates are closely divided between the two candidates.

Twenty percent (20%) of Pennsylvania voters hold a Very Favorable opinion of Toomey, while 12% view him Very Unfavorably.

Sestak is viewed Very Favorably by 19% and Very Unfavorably by 18%.